61845615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 117149760

約数和(自身を除く): 55304145

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 195, 213, 355, 585, 639, 923, 1065, 1489, 2769, 3195, 4467, 4615, 7445, 8307, 13401, 13845, 19357, 22335, 41535, 58071, 67005, 96785, 105719, 174213, 290355, 317157, 528595, 871065, 951471, 1374347, 1585785, 4123041, 4757355, 6871735, 12369123, 20615205, 61845615]

約数ペア:

[(1, 61845615), (3, 20615205), (5, 12369123), (9, 6871735), (13, 4757355), (15, 4123041), (39, 1585785), (45, 1374347), (65, 951471), (71, 871065), (117, 528595), (195, 317157), (213, 290355), (355, 174213), (585, 105719), (639, 96785), (923, 67005), (1065, 58071), (1489, 41535), (2769, 22335), (3195, 19357), (4467, 13845), (4615, 13401), (7445, 8307)]