215522832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{641437}}^1$

素因数の和:641455

約数の個数: 40

約数和(自身を含む): 636306496

約数和(自身を除く): 420783664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 641437, 1282874, 1924311, 2565748, 3848622, 4490059, 5131496, 7697244, 8980118, 10262992, 13470177, 15394488, 17960236, 26940354, 30788976, 35920472, 53880708, 71840944, 107761416, 215522832]

約数ペア:

[(1, 215522832), (2, 107761416), (3, 71840944), (4, 53880708), (6, 35920472), (7, 30788976), (8, 26940354), (12, 17960236), (14, 15394488), (16, 13470177), (21, 10262992), (24, 8980118), (28, 7697244), (42, 5131496), (48, 4490059), (56, 3848622), (84, 2565748), (112, 1924311), (168, 1282874), (336, 641437)]