289839615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47947}}^1$

素因数の和:47999

約数の個数: 32

約数和(自身を含む): 515536896

約数和(自身を除く): 225697281

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 47947, 143841, 239735, 623311, 719205, 1486357, 1869933, 3116555, 4459071, 7431785, 9349665, 19322641, 22295355, 57967923, 96613205, 289839615]

約数ペア:

[(1, 289839615), (3, 96613205), (5, 57967923), (13, 22295355), (15, 19322641), (31, 9349665), (39, 7431785), (65, 4459071), (93, 3116555), (155, 1869933), (195, 1486357), (403, 719205), (465, 623311), (1209, 239735), (2015, 143841), (6045, 47947)]