27904965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1441

約数の個数: 32

約数和(自身を含む): 49116672

約数和(自身を除く): 21211707

約数列:

[1, 3, 5, 11, 15, 33, 55, 131, 165, 393, 655, 1291, 1441, 1965, 3873, 4323, 6455, 7205, 14201, 19365, 21615, 42603, 71005, 169121, 213015, 507363, 845605, 1860331, 2536815, 5580993, 9301655, 27904965]

約数ペア:

[(1, 27904965), (3, 9301655), (5, 5580993), (11, 2536815), (15, 1860331), (33, 845605), (55, 507363), (131, 213015), (165, 169121), (393, 71005), (655, 42603), (1291, 21615), (1441, 19365), (1965, 14201), (3873, 7205), (4323, 6455)]