90697438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{21401}}^1$

素因数の和:21579

約数の個数: 16

約数和(自身を含む): 147416976

約数和(自身を除く): 56719538

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 21401, 42802, 278213, 556426, 3488363, 6976726, 45348719, 90697438]

約数ペア:

[(1, 90697438), (2, 45348719), (13, 6976726), (26, 3488363), (163, 556426), (326, 278213), (2119, 42802), (4238, 21401)]