71865871

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{7349}}^1$

素因数の和:7494

約数の個数: 16

約数和(自身を含む): 90316800

約数和(自身を除く): 18450929

約数列:

[1, 7, 11, 77, 127, 889, 1397, 7349, 9779, 51443, 80839, 565873, 933323, 6533261, 10266553, 71865871]

約数ペア:

[(1, 71865871), (7, 10266553), (11, 6533261), (77, 933323), (127, 565873), (889, 80839), (1397, 51443), (7349, 9779)]