12745575

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1584

約数の個数: 36

約数和(自身を含む): 23461048

約数和(自身を除く): 10715473

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 225, 333, 555, 925, 1531, 1665, 2775, 4593, 7655, 8325, 13779, 22965, 38275, 56647, 68895, 114825, 169941, 283235, 344475, 509823, 849705, 1416175, 2549115, 4248525, 12745575]

約数ペア:

[(1, 12745575), (3, 4248525), (5, 2549115), (9, 1416175), (15, 849705), (25, 509823), (37, 344475), (45, 283235), (75, 169941), (111, 114825), (185, 68895), (225, 56647), (333, 38275), (555, 22965), (925, 13779), (1531, 8325), (1665, 7655), (2775, 4593)]