27728295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 51018240

約数和(自身を除く): 23289945

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 181, 543, 905, 1267, 1459, 2715, 3801, 4377, 6335, 7295, 10213, 19005, 21885, 30639, 51065, 153195, 264079, 792237, 1320395, 1848553, 3961185, 5545659, 9242765, 27728295]

約数ペア:

[(1, 27728295), (3, 9242765), (5, 5545659), (7, 3961185), (15, 1848553), (21, 1320395), (35, 792237), (105, 264079), (181, 153195), (543, 51065), (905, 30639), (1267, 21885), (1459, 19005), (2715, 10213), (3801, 7295), (4377, 6335)]