198937648

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 489812400

約数和(自身を除く): 290874752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 131, 149, 182, 196, 208, 262, 298, 364, 392, 524, 596, 637, 728, 784, 917, 1043, 1048, 1192, 1274, 1456, 1703, 1834, 1937, 2086, 2096, 2384, 2548, 3406, 3668, 3874, 4172, 5096, 6419, 6812, 7301, 7336, 7748, 8344, 10192, 11921, 12838, 13559, 13624, 14602, 14672, 15496, 16688, 19519, 23842, 25676, 27118, 27248, 29204, 30992, 39038, 47684, 51352, 54236, 58408, 78076, 83447, 94913, 95368, 102704, 108472, 116816, 136633, 156152, 166894, 189826, 190736, 216944, 253747, 273266, 312304, 333788, 379652, 507494, 546532, 667576, 759304, 956431, 1014988, 1093064, 1335152, 1518608, 1776229, 1912862, 2029976, 2186128, 3552458, 3825724, 4059952, 7104916, 7651448, 12433603, 14209832, 15302896, 24867206, 28419664, 49734412, 99468824, 198937648]

約数ペア:

[(1, 198937648), (2, 99468824), (4, 49734412), (7, 28419664), (8, 24867206), (13, 15302896), (14, 14209832), (16, 12433603), (26, 7651448), (28, 7104916), (49, 4059952), (52, 3825724), (56, 3552458), (91, 2186128), (98, 2029976), (104, 1912862), (112, 1776229), (131, 1518608), (149, 1335152), (182, 1093064), (196, 1014988), (208, 956431), (262, 759304), (298, 667576), (364, 546532), (392, 507494), (524, 379652), (596, 333788), (637, 312304), (728, 273266), (784, 253747), (917, 216944), (1043, 190736), (1048, 189826), (1192, 166894), (1274, 156152), (1456, 136633), (1703, 116816), (1834, 108472), (1937, 102704), (2086, 95368), (2096, 94913), (2384, 83447), (2548, 78076), (3406, 58408), (3668, 54236), (3874, 51352), (4172, 47684), (5096, 39038), (6419, 30992), (6812, 29204), (7301, 27248), (7336, 27118), (7748, 25676), (8344, 23842), (10192, 19519), (11921, 16688), (12838, 15496), (13559, 14672), (13624, 14602)]