121628128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{122609}}^1$

素因数の和:122650

約数の個数: 24

約数和(自身を含む): 247181760

約数和(自身を除く): 125553632

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 122609, 245218, 490436, 980872, 1961744, 3800879, 3923488, 7601758, 15203516, 30407032, 60814064, 121628128]

約数ペア:

[(1, 121628128), (2, 60814064), (4, 30407032), (8, 15203516), (16, 7601758), (31, 3923488), (32, 3800879), (62, 1961744), (124, 980872), (248, 490436), (496, 245218), (992, 122609)]