213771124

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{64157}}^1$

素因数の和:64192

約数の個数: 36

約数和(自身を含む): 460782756

約数和(自身を除く): 247011632

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 64157, 128314, 256628, 449099, 898198, 1090669, 1796396, 2181338, 3143693, 4362676, 6287386, 7634683, 12574772, 15269366, 30538732, 53442781, 106885562, 213771124]

約数ペア:

[(1, 213771124), (2, 106885562), (4, 53442781), (7, 30538732), (14, 15269366), (17, 12574772), (28, 7634683), (34, 6287386), (49, 4362676), (68, 3143693), (98, 2181338), (119, 1796396), (196, 1090669), (238, 898198), (476, 449099), (833, 256628), (1666, 128314), (3332, 64157)]