81951038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59471}}^1$

素因数の和:59539

約数の個数: 16

約数和(自身を含む): 134882496

約数和(自身を除く): 52931458

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 59471, 118942, 773123, 1546246, 3151963, 6303926, 40975519, 81951038]

約数ペア:

[(1, 81951038), (2, 40975519), (13, 6303926), (26, 3151963), (53, 1546246), (106, 773123), (689, 118942), (1378, 59471)]