256451533

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1\times {\mathrm{463}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 279691776

約数和(自身を除く): 23240243

約数列:

[1, 13, 137, 311, 463, 1781, 4043, 6019, 42607, 63431, 143993, 553891, 824603, 1871909, 19727041, 256451533]

約数ペア:

[(1, 256451533), (13, 19727041), (137, 1871909), (311, 824603), (463, 553891), (1781, 143993), (4043, 63431), (6019, 42607)]