39898305

素因数分解:

$3^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{617}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 71193600

約数和(自身を除く): 31295295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 479, 617, 1437, 1851, 2395, 3085, 4311, 5553, 7185, 9255, 12933, 16659, 21555, 27765, 64665, 83295, 295543, 886629, 1477715, 2659887, 4433145, 7979661, 13299435, 39898305]

約数ペア:

[(1, 39898305), (3, 13299435), (5, 7979661), (9, 4433145), (15, 2659887), (27, 1477715), (45, 886629), (135, 295543), (479, 83295), (617, 64665), (1437, 27765), (1851, 21555), (2395, 16659), (3085, 12933), (4311, 9255), (5553, 7185)]