31189125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{7561}}^1$

素因数の和:7590

約数の個数: 32

約数和(自身を含む): 56624256

約数和(自身を除く): 25435131

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 7561, 22683, 37805, 83171, 113415, 189025, 249513, 415855, 567075, 945125, 1247565, 2079275, 2835375, 6237825, 10396375, 31189125]

約数ペア:

[(1, 31189125), (3, 10396375), (5, 6237825), (11, 2835375), (15, 2079275), (25, 1247565), (33, 945125), (55, 567075), (75, 415855), (125, 249513), (165, 189025), (275, 113415), (375, 83171), (825, 37805), (1375, 22683), (4125, 7561)]