9891010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13931}}^1$

素因数の和:14009

約数の個数: 16

約数和(自身を含む): 18055872

約数和(自身を除く): 8164862

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 13931, 27862, 69655, 139310, 989101, 1978202, 4945505, 9891010]

約数ペア:

[(1, 9891010), (2, 4945505), (5, 1978202), (10, 989101), (71, 139310), (142, 69655), (355, 27862), (710, 13931)]