890367045

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{4157}}^1$

素因数の和:4405

約数の個数: 32

約数和(自身を含む): 1448979840

約数和(自身を除く): 558612795

約数列:

[1, 3, 5, 15, 109, 131, 327, 393, 545, 655, 1635, 1965, 4157, 12471, 14279, 20785, 42837, 62355, 71395, 214185, 453113, 544567, 1359339, 1633701, 2265565, 2722835, 6796695, 8168505, 59357803, 178073409, 296789015, 890367045]

約数ペア:

[(1, 890367045), (3, 296789015), (5, 178073409), (15, 59357803), (109, 8168505), (131, 6796695), (327, 2722835), (393, 2265565), (545, 1633701), (655, 1359339), (1635, 544567), (1965, 453113), (4157, 214185), (12471, 71395), (14279, 62355), (20785, 42837)]