221706828

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{293263}}^1$

素因数の和:293283

約数の個数: 48

約数和(自身を含む): 656911360

約数和(自身を除く): 435204532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 293263, 586526, 879789, 1173052, 1759578, 2052841, 2639367, 3519156, 4105682, 5278734, 6158523, 7918101, 8211364, 10557468, 12317046, 15836202, 18475569, 24634092, 31672404, 36951138, 55426707, 73902276, 110853414, 221706828]

約数ペア:

[(1, 221706828), (2, 110853414), (3, 73902276), (4, 55426707), (6, 36951138), (7, 31672404), (9, 24634092), (12, 18475569), (14, 15836202), (18, 12317046), (21, 10557468), (27, 8211364), (28, 7918101), (36, 6158523), (42, 5278734), (54, 4105682), (63, 3519156), (84, 2639367), (108, 2052841), (126, 1759578), (189, 1173052), (252, 879789), (378, 586526), (756, 293263)]