71395221

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 96392448

約数和(自身を除く): 24997227

約数列:

[1, 3, 137, 271, 411, 641, 813, 1923, 37127, 87817, 111381, 173711, 263451, 521133, 23798407, 71395221]

約数ペア:

[(1, 71395221), (3, 23798407), (137, 521133), (271, 263451), (411, 173711), (641, 111381), (813, 87817), (1923, 37127)]