661889228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3119}}^1$

素因数の和:3207

約数の個数: 96

約数和(自身を含む): 1585059840

約数和(自身を除く): 923170612

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 53, 77, 91, 106, 143, 154, 182, 212, 286, 308, 364, 371, 572, 583, 689, 742, 1001, 1166, 1378, 1484, 2002, 2332, 2756, 3119, 4004, 4081, 4823, 6238, 7579, 8162, 9646, 12476, 15158, 16324, 19292, 21833, 30316, 34309, 40547, 43666, 53053, 68618, 81094, 87332, 106106, 137236, 162188, 165307, 212212, 240163, 283829, 330614, 446017, 480326, 567658, 661228, 892034, 960652, 1135316, 1157149, 1784068, 1818377, 2148991, 2314298, 3122119, 3636754, 4297982, 4628596, 6244238, 7273508, 8595964, 12488476, 12728639, 15042937, 23638901, 25457278, 30085874, 47277802, 50914556, 60171748, 94555604, 165472307, 330944614, 661889228]

約数ペア:

[(1, 661889228), (2, 330944614), (4, 165472307), (7, 94555604), (11, 60171748), (13, 50914556), (14, 47277802), (22, 30085874), (26, 25457278), (28, 23638901), (44, 15042937), (52, 12728639), (53, 12488476), (77, 8595964), (91, 7273508), (106, 6244238), (143, 4628596), (154, 4297982), (182, 3636754), (212, 3122119), (286, 2314298), (308, 2148991), (364, 1818377), (371, 1784068), (572, 1157149), (583, 1135316), (689, 960652), (742, 892034), (1001, 661228), (1166, 567658), (1378, 480326), (1484, 446017), (2002, 330614), (2332, 283829), (2756, 240163), (3119, 212212), (4004, 165307), (4081, 162188), (4823, 137236), (6238, 106106), (7579, 87332), (8162, 81094), (9646, 68618), (12476, 53053), (15158, 43666), (16324, 40547), (19292, 34309), (21833, 30316)]