1628660655

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197773}}^1$

素因数の和:197848

約数の個数: 32

約数和(自身を含む): 2942877120

約数和(自身を除く): 1314216465

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 197773, 593319, 988865, 1779957, 2966595, 5339871, 8899785, 12064153, 26699355, 36192459, 60320765, 108577377, 180962295, 325732131, 542886885, 1628660655]

約数ペア:

[(1, 1628660655), (3, 542886885), (5, 325732131), (9, 180962295), (15, 108577377), (27, 60320765), (45, 36192459), (61, 26699355), (135, 12064153), (183, 8899785), (305, 5339871), (549, 2966595), (915, 1779957), (1647, 988865), (2745, 593319), (8235, 197773)]