209797679

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{17599}}^1$

素因数の和:17750

約数の個数: 16

約数和(自身を含む): 260198400

約数和(自身を除く): 50400721

約数列:

[1, 7, 13, 91, 131, 917, 1703, 11921, 17599, 123193, 228787, 1601509, 2305469, 16138283, 29971097, 209797679]

約数ペア:

[(1, 209797679), (7, 29971097), (13, 16138283), (91, 2305469), (131, 1601509), (917, 228787), (1703, 123193), (11921, 17599)]