321572025

素因数分解:

$3^4\times 5^2\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:820

約数の個数: 60

約数和(自身を含む): 598659600

約数和(自身を除く): 277087575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 379, 405, 419, 675, 1137, 1257, 1895, 2025, 2095, 3411, 3771, 5685, 6285, 9475, 10233, 10475, 11313, 17055, 18855, 28425, 30699, 31425, 33939, 51165, 56565, 85275, 94275, 153495, 158801, 169695, 255825, 282825, 476403, 767475, 794005, 848475, 1429209, 2382015, 3970025, 4287627, 7146045, 11910075, 12862881, 21438135, 35730225, 64314405, 107190675, 321572025]

約数ペア:

[(1, 321572025), (3, 107190675), (5, 64314405), (9, 35730225), (15, 21438135), (25, 12862881), (27, 11910075), (45, 7146045), (75, 4287627), (81, 3970025), (135, 2382015), (225, 1429209), (379, 848475), (405, 794005), (419, 767475), (675, 476403), (1137, 282825), (1257, 255825), (1895, 169695), (2025, 158801), (2095, 153495), (3411, 94275), (3771, 85275), (5685, 56565), (6285, 51165), (9475, 33939), (10233, 31425), (10475, 30699), (11313, 28425), (17055, 18855)]