31335330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80347}}^1$

素因数の和:80370

約数の個数: 32

約数和(自身を含む): 80990784

約数和(自身を除く): 49655454

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80347, 160694, 241041, 401735, 482082, 803470, 1044511, 1205205, 2089022, 2410410, 3133533, 5222555, 6267066, 10445110, 15667665, 31335330]

約数ペア:

[(1, 31335330), (2, 15667665), (3, 10445110), (5, 6267066), (6, 5222555), (10, 3133533), (13, 2410410), (15, 2089022), (26, 1205205), (30, 1044511), (39, 803470), (65, 482082), (78, 401735), (130, 241041), (195, 160694), (390, 80347)]