252150975

素因数分解:

$3^4\times 5^2\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:782

約数の個数: 60

約数和(自身を含む): 469925280

約数和(自身を除く): 217774305

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 239, 405, 521, 675, 717, 1195, 1563, 2025, 2151, 2605, 3585, 4689, 5975, 6453, 7815, 10755, 13025, 14067, 17925, 19359, 23445, 32265, 39075, 42201, 53775, 70335, 96795, 117225, 124519, 161325, 211005, 351675, 373557, 483975, 622595, 1055025, 1120671, 1867785, 3112975, 3362013, 5603355, 9338925, 10086039, 16810065, 28016775, 50430195, 84050325, 252150975]

約数ペア:

[(1, 252150975), (3, 84050325), (5, 50430195), (9, 28016775), (15, 16810065), (25, 10086039), (27, 9338925), (45, 5603355), (75, 3362013), (81, 3112975), (135, 1867785), (225, 1120671), (239, 1055025), (405, 622595), (521, 483975), (675, 373557), (717, 351675), (1195, 211005), (1563, 161325), (2025, 124519), (2151, 117225), (2605, 96795), (3585, 70335), (4689, 53775), (5975, 42201), (6453, 39075), (7815, 32265), (10755, 23445), (13025, 19359), (14067, 17925)]