64807047

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{2089}}^1$

素因数の和:2484

約数の個数: 20

約数和(自身を含む): 97109760

約数和(自身を除く): 32302713

約数列:

[1, 3, 9, 27, 81, 383, 1149, 2089, 3447, 6267, 10341, 18801, 31023, 56403, 169209, 800087, 2400261, 7200783, 21602349, 64807047]

約数ペア:

[(1, 64807047), (3, 21602349), (9, 7200783), (27, 2400261), (81, 800087), (383, 169209), (1149, 56403), (2089, 31023), (3447, 18801), (6267, 10341)]