421845788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{10831}}^1$

素因数の和:10962

約数の個数: 48

約数和(自身を含む): 917167104

約数和(自身を除く): 495321316

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 107, 182, 214, 364, 428, 749, 1391, 1498, 2782, 2996, 5564, 9737, 10831, 19474, 21662, 38948, 43324, 75817, 140803, 151634, 281606, 303268, 563212, 985621, 1158917, 1971242, 2317834, 3942484, 4635668, 8112419, 15065921, 16224838, 30131842, 32449676, 60263684, 105461447, 210922894, 421845788]

約数ペア:

[(1, 421845788), (2, 210922894), (4, 105461447), (7, 60263684), (13, 32449676), (14, 30131842), (26, 16224838), (28, 15065921), (52, 8112419), (91, 4635668), (107, 3942484), (182, 2317834), (214, 1971242), (364, 1158917), (428, 985621), (749, 563212), (1391, 303268), (1498, 281606), (2782, 151634), (2996, 140803), (5564, 75817), (9737, 43324), (10831, 38948), (19474, 21662)]