31225275

素因数分解:

$3^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1420

約数の個数: 36

約数和(自身を含む): 56494152

約数和(自身を除く): 25268877

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 225, 321, 535, 963, 1297, 1605, 2675, 3891, 4815, 6485, 8025, 11673, 19455, 24075, 32425, 58365, 97275, 138779, 291825, 416337, 693895, 1249011, 2081685, 3469475, 6245055, 10408425, 31225275]

約数ペア:

[(1, 31225275), (3, 10408425), (5, 6245055), (9, 3469475), (15, 2081685), (25, 1249011), (45, 693895), (75, 416337), (107, 291825), (225, 138779), (321, 97275), (535, 58365), (963, 32425), (1297, 24075), (1605, 19455), (2675, 11673), (3891, 8025), (4815, 6485)]