51639975

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{6203}}^1$

素因数の和:6256

約数の個数: 36

約数和(自身を含む): 95008056

約数和(自身を除く): 43368081

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 225, 333, 555, 925, 1665, 2775, 6203, 8325, 18609, 31015, 55827, 93045, 155075, 229511, 279135, 465225, 688533, 1147555, 1395675, 2065599, 3442665, 5737775, 10327995, 17213325, 51639975]

約数ペア:

[(1, 51639975), (3, 17213325), (5, 10327995), (9, 5737775), (15, 3442665), (25, 2065599), (37, 1395675), (45, 1147555), (75, 688533), (111, 465225), (185, 279135), (225, 229511), (333, 155075), (555, 93045), (925, 55827), (1665, 31015), (2775, 18609), (6203, 8325)]