1641220815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{12889}}^1$

素因数の和:13563

約数の個数: 32

約数和(自身を含む): 2832500160

約数和(自身を除く): 1191279345

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 653, 1959, 3265, 8489, 9795, 12889, 25467, 38667, 42445, 64445, 127335, 167557, 193335, 502671, 837785, 2513355, 8416517, 25249551, 42082585, 109414721, 126247755, 328244163, 547073605, 1641220815]

約数ペア:

[(1, 1641220815), (3, 547073605), (5, 328244163), (13, 126247755), (15, 109414721), (39, 42082585), (65, 25249551), (195, 8416517), (653, 2513355), (1959, 837785), (3265, 502671), (8489, 193335), (9795, 167557), (12889, 127335), (25467, 64445), (38667, 42445)]