259115703

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2153}}^1$

素因数の和:2695

約数の個数: 32

約数和(自身を含む): 431764992

約数和(自身を除く): 172649289

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 521, 1563, 2153, 3647, 5731, 6459, 10941, 15071, 17193, 23683, 40117, 45213, 71049, 120351, 165781, 497343, 1121713, 3365139, 7851991, 12338843, 23555973, 37016529, 86371901, 259115703]

約数ペア:

[(1, 259115703), (3, 86371901), (7, 37016529), (11, 23555973), (21, 12338843), (33, 7851991), (77, 3365139), (231, 1121713), (521, 497343), (1563, 165781), (2153, 120351), (3647, 71049), (5731, 45213), (6459, 40117), (10941, 23683), (15071, 17193)]