39739275

素因数分解:

$3^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 73789920

約数和(自身を除く): 34050645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 113, 135, 225, 339, 521, 565, 675, 1017, 1563, 1695, 2605, 2825, 3051, 4689, 5085, 7815, 8475, 13025, 14067, 15255, 23445, 25425, 39075, 58873, 70335, 76275, 117225, 176619, 294365, 351675, 529857, 883095, 1471825, 1589571, 2649285, 4415475, 7947855, 13246425, 39739275]

約数ペア:

[(1, 39739275), (3, 13246425), (5, 7947855), (9, 4415475), (15, 2649285), (25, 1589571), (27, 1471825), (45, 883095), (75, 529857), (113, 351675), (135, 294365), (225, 176619), (339, 117225), (521, 76275), (565, 70335), (675, 58873), (1017, 39075), (1563, 25425), (1695, 23445), (2605, 15255), (2825, 14067), (3051, 13025), (4689, 8475), (5085, 7815)]