61666515

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3541}}^1$

素因数の和:3601

約数の個数: 40

約数和(自身を含む): 113145648

約数和(自身を除く): 51479133

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 3541, 5805, 10623, 17415, 17705, 31869, 53115, 95607, 152263, 159345, 286821, 456789, 478035, 761315, 1370367, 1434105, 2283945, 4111101, 6851835, 12333303, 20555505, 61666515]

約数ペア:

[(1, 61666515), (3, 20555505), (5, 12333303), (9, 6851835), (15, 4111101), (27, 2283945), (43, 1434105), (45, 1370367), (81, 761315), (129, 478035), (135, 456789), (215, 286821), (387, 159345), (405, 152263), (645, 95607), (1161, 53115), (1935, 31869), (3483, 17705), (3541, 17415), (5805, 10623)]