201489615

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3444

約数の個数: 48

約数和(自身を含む): 369008640

約数和(自身を除く): 167519025

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1333, 1395, 1935, 3359, 3999, 6665, 10077, 11997, 16795, 19995, 30231, 50385, 59985, 104129, 144437, 151155, 312387, 433311, 520645, 722185, 937161, 1299933, 1561935, 2166555, 4477547, 4685805, 6499665, 13432641, 22387735, 40297923, 67163205, 201489615]

約数ペア:

[(1, 201489615), (3, 67163205), (5, 40297923), (9, 22387735), (15, 13432641), (31, 6499665), (43, 4685805), (45, 4477547), (93, 2166555), (129, 1561935), (155, 1299933), (215, 937161), (279, 722185), (387, 520645), (465, 433311), (645, 312387), (1333, 151155), (1395, 144437), (1935, 104129), (3359, 59985), (3999, 50385), (6665, 30231), (10077, 19995), (11997, 16795)]