31345365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1481}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 53778816

約数和(自身を除く): 22433451

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 1245, 1411, 1481, 4233, 4443, 7055, 7405, 21165, 22215, 25177, 75531, 122923, 125885, 368769, 377655, 614615, 1843845, 2089691, 6269073, 10448455, 31345365]

約数ペア:

[(1, 31345365), (3, 10448455), (5, 6269073), (15, 2089691), (17, 1843845), (51, 614615), (83, 377655), (85, 368769), (249, 125885), (255, 122923), (415, 75531), (1245, 25177), (1411, 22215), (1481, 21165), (4233, 7405), (4443, 7055)]