71288984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{685471}}^1$

素因数の和:685490

約数の個数: 16

約数和(自身を含む): 143949120

約数和(自身を除く): 72660136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 685471, 1370942, 2741884, 5483768, 8911123, 17822246, 35644492, 71288984]

約数ペア:

[(1, 71288984), (2, 35644492), (4, 17822246), (8, 8911123), (13, 5483768), (26, 2741884), (52, 1370942), (104, 685471)]