405977796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{15641}}^1$

素因数の和:15761

約数の個数: 72

約数和(自身を含む): 1184287104

約数和(自身を除く): 778309308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3708, 4326, 6489, 8652, 12978, 15641, 25956, 31282, 46923, 62564, 93846, 109487, 140769, 187692, 218974, 281538, 328461, 437948, 563076, 656922, 985383, 1313844, 1611023, 1970766, 3222046, 3941532, 4833069, 6444092, 9666138, 11277161, 14499207, 19332276, 22554322, 28998414, 33831483, 45108644, 57996828, 67662966, 101494449, 135325932, 202988898, 405977796]

約数ペア:

[(1, 405977796), (2, 202988898), (3, 135325932), (4, 101494449), (6, 67662966), (7, 57996828), (9, 45108644), (12, 33831483), (14, 28998414), (18, 22554322), (21, 19332276), (28, 14499207), (36, 11277161), (42, 9666138), (63, 6444092), (84, 4833069), (103, 3941532), (126, 3222046), (206, 1970766), (252, 1611023), (309, 1313844), (412, 985383), (618, 656922), (721, 563076), (927, 437948), (1236, 328461), (1442, 281538), (1854, 218974), (2163, 187692), (2884, 140769), (3708, 109487), (4326, 93846), (6489, 62564), (8652, 46923), (12978, 31282), (15641, 25956)]