890221406

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{79669}}^1$

素因数の和:79859

約数の個数: 16

約数和(自身を含む): 1380521760

約数和(自身を除く): 490300354

約数列:

[1, 2, 37, 74, 151, 302, 5587, 11174, 79669, 159338, 2947753, 5895506, 12030019, 24060038, 445110703, 890221406]

約数ペア:

[(1, 890221406), (2, 445110703), (37, 24060038), (74, 12030019), (151, 5895506), (302, 2947753), (5587, 159338), (11174, 79669)]