621663392

素因数分解:

$2^5\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1879}}^1$

素因数の和:2114

約数の個数: 72

約数和(自身を含む): 1431228960

約数和(自身を除く): 809565568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 211, 224, 392, 422, 784, 844, 1477, 1568, 1688, 1879, 2954, 3376, 3758, 5908, 6752, 7516, 10339, 11816, 13153, 15032, 20678, 23632, 26306, 30064, 41356, 47264, 52612, 60128, 82712, 92071, 105224, 165424, 184142, 210448, 330848, 368284, 396469, 420896, 736568, 792938, 1473136, 1585876, 2775283, 2946272, 3171752, 5550566, 6343504, 11101132, 12687008, 19426981, 22202264, 38853962, 44404528, 77707924, 88809056, 155415848, 310831696, 621663392]

約数ペア:

[(1, 621663392), (2, 310831696), (4, 155415848), (7, 88809056), (8, 77707924), (14, 44404528), (16, 38853962), (28, 22202264), (32, 19426981), (49, 12687008), (56, 11101132), (98, 6343504), (112, 5550566), (196, 3171752), (211, 2946272), (224, 2775283), (392, 1585876), (422, 1473136), (784, 792938), (844, 736568), (1477, 420896), (1568, 396469), (1688, 368284), (1879, 330848), (2954, 210448), (3376, 184142), (3758, 165424), (5908, 105224), (6752, 92071), (7516, 82712), (10339, 60128), (11816, 52612), (13153, 47264), (15032, 41356), (20678, 30064), (23632, 26306)]