215671401

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{128147}}^1$

素因数の和:128181

約数の個数: 24

約数和(自身を含む): 359839584

約数和(自身を除く): 144168183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 128147, 384441, 1153323, 1409617, 2178499, 4228851, 6535497, 12686553, 19606491, 23963489, 71890467, 215671401]

約数ペア:

[(1, 215671401), (3, 71890467), (9, 23963489), (11, 19606491), (17, 12686553), (33, 6535497), (51, 4228851), (99, 2178499), (153, 1409617), (187, 1153323), (561, 384441), (1683, 128147)]