661993332

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7873}}^1$

素因数の和:7918

約数の個数: 144

約数和(自身を含む): 2111239872

約数和(自身を除く): 1449246540

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 49, 52, 66, 77, 78, 84, 91, 98, 132, 143, 147, 154, 156, 182, 196, 231, 273, 286, 294, 308, 364, 429, 462, 539, 546, 572, 588, 637, 858, 924, 1001, 1078, 1092, 1274, 1617, 1716, 1911, 2002, 2156, 2548, 3003, 3234, 3822, 4004, 6006, 6468, 7007, 7644, 7873, 12012, 14014, 15746, 21021, 23619, 28028, 31492, 42042, 47238, 55111, 84084, 86603, 94476, 102349, 110222, 165333, 173206, 204698, 220444, 259809, 307047, 330666, 346412, 385777, 409396, 519618, 606221, 614094, 661332, 716443, 771554, 1039236, 1125839, 1157331, 1212442, 1228188, 1432886, 1543108, 1818663, 2149329, 2251678, 2314662, 2424884, 2865772, 3377517, 3637326, 4243547, 4298658, 4503356, 4629324, 5015101, 6755034, 7274652, 7880873, 8487094, 8597316, 10030202, 12730641, 13510068, 15045303, 15761746, 16974188, 20060404, 23642619, 25461282, 30090606, 31523492, 47285238, 50922564, 55166111, 60181212, 94570476, 110332222, 165498333, 220664444, 330996666, 661993332]

約数ペア:

[(1, 661993332), (2, 330996666), (3, 220664444), (4, 165498333), (6, 110332222), (7, 94570476), (11, 60181212), (12, 55166111), (13, 50922564), (14, 47285238), (21, 31523492), (22, 30090606), (26, 25461282), (28, 23642619), (33, 20060404), (39, 16974188), (42, 15761746), (44, 15045303), (49, 13510068), (52, 12730641), (66, 10030202), (77, 8597316), (78, 8487094), (84, 7880873), (91, 7274652), (98, 6755034), (132, 5015101), (143, 4629324), (147, 4503356), (154, 4298658), (156, 4243547), (182, 3637326), (196, 3377517), (231, 2865772), (273, 2424884), (286, 2314662), (294, 2251678), (308, 2149329), (364, 1818663), (429, 1543108), (462, 1432886), (539, 1228188), (546, 1212442), (572, 1157331), (588, 1125839), (637, 1039236), (858, 771554), (924, 716443), (1001, 661332), (1078, 614094), (1092, 606221), (1274, 519618), (1617, 409396), (1716, 385777), (1911, 346412), (2002, 330666), (2156, 307047), (2548, 259809), (3003, 220444), (3234, 204698), (3822, 173206), (4004, 165333), (6006, 110222), (6468, 102349), (7007, 94476), (7644, 86603), (7873, 84084), (12012, 55111), (14014, 47238), (15746, 42042), (21021, 31492), (23619, 28028)]