1265665938

素因数分解:

$2^1\times 3^1\times {\mathrm{809}}^1\times {\mathrm{260747}}^1$

素因数の和:261561

約数の個数: 16

約数和(自身を含む): 2534470560

約数和(自身を除く): 1268804622

約数列:

[1, 2, 3, 6, 809, 1618, 2427, 4854, 260747, 521494, 782241, 1564482, 210944323, 421888646, 632832969, 1265665938]

約数ペア:

[(1, 1265665938), (2, 632832969), (3, 421888646), (6, 210944323), (809, 1564482), (1618, 782241), (2427, 521494), (4854, 260747)]