499804890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1281551}}^1$

素因数の和:1281574

約数の個数: 32

約数和(自身を含む): 1291804416

約数和(自身を除く): 791999526

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1281551, 2563102, 3844653, 6407755, 7689306, 12815510, 16660163, 19223265, 33320326, 38446530, 49980489, 83300815, 99960978, 166601630, 249902445, 499804890]

約数ペア:

[(1, 499804890), (2, 249902445), (3, 166601630), (5, 99960978), (6, 83300815), (10, 49980489), (13, 38446530), (15, 33320326), (26, 19223265), (30, 16660163), (39, 12815510), (65, 7689306), (78, 6407755), (130, 3844653), (195, 2563102), (390, 1281551)]