71692209

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{1231}}^1$

素因数の和:1962

約数の個数: 20

約数和(自身を含む): 107331840

約数和(自身を除く): 35639631

約数列:

[1, 3, 9, 27, 81, 719, 1231, 2157, 3693, 6471, 11079, 19413, 33237, 58239, 99711, 885089, 2655267, 7965801, 23897403, 71692209]

約数ペア:

[(1, 71692209), (3, 23897403), (9, 7965801), (27, 2655267), (81, 885089), (719, 99711), (1231, 58239), (2157, 33237), (3693, 19413), (6471, 11079)]