28756975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4657}}^1$

素因数の和:4699

約数の個数: 24

約数和(自身を含む): 40431440

約数和(自身を除く): 11674465

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4657, 6175, 23285, 60541, 88483, 116425, 302705, 442415, 1150279, 1513525, 2212075, 5751395, 28756975]

約数ペア:

[(1, 28756975), (5, 5751395), (13, 2212075), (19, 1513525), (25, 1150279), (65, 442415), (95, 302705), (247, 116425), (325, 88483), (475, 60541), (1235, 23285), (4657, 6175)]