200728654

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1801}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 363283200

約数和(自身を除く): 162554546

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 419, 838, 1801, 2933, 3602, 5866, 7961, 12607, 15922, 25214, 34219, 55727, 68438, 111454, 239533, 479066, 754619, 1509238, 5282333, 10564666, 14337761, 28675522, 100364327, 200728654]

約数ペア:

[(1, 200728654), (2, 100364327), (7, 28675522), (14, 14337761), (19, 10564666), (38, 5282333), (133, 1509238), (266, 754619), (419, 479066), (838, 239533), (1801, 111454), (2933, 68438), (3602, 55727), (5866, 34219), (7961, 25214), (12607, 15922)]