289609822

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{18121}}^1$

素因数の和:18315

約数の個数: 16

約数和(自身を含む): 444931344

約数和(自身を除く): 155321522

約数列:

[1, 2, 61, 122, 131, 262, 7991, 15982, 18121, 36242, 1105381, 2210762, 2373851, 4747702, 144804911, 289609822]

約数ペア:

[(1, 289609822), (2, 144804911), (61, 4747702), (122, 2373851), (131, 2210762), (262, 1105381), (7991, 36242), (15982, 18121)]