90780478

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{4877}}^1$

素因数の和:5147

約数の個数: 16

約数和(自身を含む): 140135184

約数和(自身を除く): 49354706

約数列:

[1, 2, 41, 82, 227, 454, 4877, 9307, 9754, 18614, 199957, 399914, 1107079, 2214158, 45390239, 90780478]

約数ペア:

[(1, 90780478), (2, 45390239), (41, 2214158), (82, 1107079), (227, 399914), (454, 199957), (4877, 18614), (9307, 9754)]