181890828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3779}}^1$

素因数の和:3987

約数の個数: 72

約数和(自身を含む): 528353280

約数和(自身を除く): 346462452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 1146, 1337, 1719, 2292, 2674, 3438, 3779, 4011, 5348, 6876, 7558, 8022, 11337, 12033, 15116, 16044, 22674, 24066, 26453, 34011, 45348, 48132, 52906, 68022, 79359, 105812, 136044, 158718, 238077, 317436, 476154, 721789, 952308, 1443578, 2165367, 2887156, 4330734, 5052523, 6496101, 8661468, 10105046, 12992202, 15157569, 20210092, 25984404, 30315138, 45472707, 60630276, 90945414, 181890828]

約数ペア:

[(1, 181890828), (2, 90945414), (3, 60630276), (4, 45472707), (6, 30315138), (7, 25984404), (9, 20210092), (12, 15157569), (14, 12992202), (18, 10105046), (21, 8661468), (28, 6496101), (36, 5052523), (42, 4330734), (63, 2887156), (84, 2165367), (126, 1443578), (191, 952308), (252, 721789), (382, 476154), (573, 317436), (764, 238077), (1146, 158718), (1337, 136044), (1719, 105812), (2292, 79359), (2674, 68022), (3438, 52906), (3779, 48132), (4011, 45348), (5348, 34011), (6876, 26453), (7558, 24066), (8022, 22674), (11337, 16044), (12033, 15116)]