27638895

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 45948672

約数和(自身を除く): 18309777

約数列:

[1, 3, 5, 15, 43, 73, 129, 215, 219, 365, 587, 645, 1095, 1761, 2935, 3139, 8805, 9417, 15695, 25241, 42851, 47085, 75723, 126205, 128553, 214255, 378615, 642765, 1842593, 5527779, 9212965, 27638895]

約数ペア:

[(1, 27638895), (3, 9212965), (5, 5527779), (15, 1842593), (43, 642765), (73, 378615), (129, 214255), (215, 128553), (219, 126205), (365, 75723), (587, 47085), (645, 42851), (1095, 25241), (1761, 15695), (2935, 9417), (3139, 8805)]