256210961

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{4783}}^1$

素因数の和:4960

約数の個数: 16

約数和(自身を含む): 285202944

約数和(自身を除く): 28991983

約数列:

[1, 17, 23, 137, 391, 2329, 3151, 4783, 53567, 81311, 110009, 655271, 1870153, 11139607, 15071233, 256210961]

約数ペア:

[(1, 256210961), (17, 15071233), (23, 11139607), (137, 1870153), (391, 655271), (2329, 110009), (3151, 81311), (4783, 53567)]