1020793555

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{128321}}^1$

素因数の和:128406

約数の個数: 16

約数和(自身を含む): 1287326304

約数和(自身を除く): 266532749

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 128321, 641605, 4747877, 5517803, 23739385, 27589015, 204158711, 1020793555]

約数ペア:

[(1, 1020793555), (5, 204158711), (37, 27589015), (43, 23739385), (185, 5517803), (215, 4747877), (1591, 641605), (7955, 128321)]