71723407

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{2767}}^1$

素因数の和:2827

約数の個数: 18

約数和(自身を含む): 87250128

約数和(自身を除く): 15526721

約数列:

[1, 7, 23, 49, 161, 529, 1127, 2767, 3703, 19369, 25921, 63641, 135583, 445487, 1463743, 3118409, 10246201, 71723407]

約数ペア:

[(1, 71723407), (7, 10246201), (23, 3118409), (49, 1463743), (161, 445487), (529, 135583), (1127, 63641), (2767, 25921), (3703, 19369)]