398187384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 1172275200

約数和(自身を除く): 774087816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 211, 239, 282, 329, 376, 422, 478, 564, 633, 658, 717, 844, 956, 987, 1128, 1266, 1316, 1434, 1477, 1673, 1688, 1912, 1974, 2532, 2632, 2868, 2954, 3346, 3948, 4431, 5019, 5064, 5736, 5908, 6692, 7896, 8862, 9917, 10038, 11233, 11816, 13384, 17724, 19834, 20076, 22466, 29751, 33699, 35448, 39668, 40152, 44932, 50429, 59502, 67398, 69419, 78631, 79336, 89864, 100858, 119004, 134796, 138838, 151287, 157262, 201716, 208257, 235893, 238008, 269592, 277676, 302574, 314524, 353003, 403432, 416514, 471786, 555352, 605148, 629048, 706006, 833028, 943572, 1059009, 1210296, 1412012, 1666056, 1887144, 2118018, 2370163, 2824024, 4236036, 4740326, 7110489, 8472072, 9480652, 14220978, 16591141, 18961304, 28441956, 33182282, 49773423, 56883912, 66364564, 99546846, 132729128, 199093692, 398187384]

約数ペア:

[(1, 398187384), (2, 199093692), (3, 132729128), (4, 99546846), (6, 66364564), (7, 56883912), (8, 49773423), (12, 33182282), (14, 28441956), (21, 18961304), (24, 16591141), (28, 14220978), (42, 9480652), (47, 8472072), (56, 7110489), (84, 4740326), (94, 4236036), (141, 2824024), (168, 2370163), (188, 2118018), (211, 1887144), (239, 1666056), (282, 1412012), (329, 1210296), (376, 1059009), (422, 943572), (478, 833028), (564, 706006), (633, 629048), (658, 605148), (717, 555352), (844, 471786), (956, 416514), (987, 403432), (1128, 353003), (1266, 314524), (1316, 302574), (1434, 277676), (1477, 269592), (1673, 238008), (1688, 235893), (1912, 208257), (1974, 201716), (2532, 157262), (2632, 151287), (2868, 138838), (2954, 134796), (3346, 119004), (3948, 100858), (4431, 89864), (5019, 79336), (5064, 78631), (5736, 69419), (5908, 67398), (6692, 59502), (7896, 50429), (8862, 44932), (9917, 40152), (10038, 39668), (11233, 35448), (11816, 33699), (13384, 29751), (17724, 22466), (19834, 20076)]