16877715

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 27979776

約数和(自身を除く): 11102061

約数列:

[1, 3, 5, 15, 43, 129, 137, 191, 215, 411, 573, 645, 685, 955, 2055, 2865, 5891, 8213, 17673, 24639, 26167, 29455, 41065, 78501, 88365, 123195, 130835, 392505, 1125181, 3375543, 5625905, 16877715]

約数ペア:

[(1, 16877715), (3, 5625905), (5, 3375543), (15, 1125181), (43, 392505), (129, 130835), (137, 123195), (191, 88365), (215, 78501), (411, 41065), (573, 29455), (645, 26167), (685, 24639), (955, 17673), (2055, 8213), (2865, 5891)]