251863749

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{37463}}^1$

素因数の和:37558

約数の個数: 20

約数和(自身を含む): 380784096

約数和(自身を除く): 128920347

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 6723, 37463, 112389, 337167, 1011501, 3034503, 3109429, 9328287, 27984861, 83954583, 251863749]

約数ペア:

[(1, 251863749), (3, 83954583), (9, 27984861), (27, 9328287), (81, 3109429), (83, 3034503), (249, 1011501), (747, 337167), (2241, 112389), (6723, 37463)]