316290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 818496

約数和(自身を除く): 502206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 811, 1622, 2433, 4055, 4866, 8110, 10543, 12165, 21086, 24330, 31629, 52715, 63258, 105430, 158145, 316290]

約数ペア:

[(1, 316290), (2, 158145), (3, 105430), (5, 63258), (6, 52715), (10, 31629), (13, 24330), (15, 21086), (26, 12165), (30, 10543), (39, 8110), (65, 4866), (78, 4055), (130, 2433), (195, 1622), (390, 811)]