17672705

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 21841920

約数和(自身を除く): 4169215

約数列:

[1, 5, 47, 157, 235, 479, 785, 2395, 7379, 22513, 36895, 75203, 112565, 376015, 3534541, 17672705]

約数ペア:

[(1, 17672705), (5, 3534541), (47, 376015), (157, 112565), (235, 75203), (479, 36895), (785, 22513), (2395, 7379)]