999925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 1357056

約数和(自身を除く): 357131

約数列:

[1, 5, 23, 25, 37, 47, 115, 185, 235, 575, 851, 925, 1081, 1175, 1739, 4255, 5405, 8695, 21275, 27025, 39997, 43475, 199985, 999925]

約数ペア:

[(1, 999925), (5, 199985), (23, 43475), (25, 39997), (37, 27025), (47, 21275), (115, 8695), (185, 5405), (235, 4255), (575, 1739), (851, 1175), (925, 1081)]