78169617

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41959}}^1$

素因数の和:41994

約数の個数: 20

約数和(自身を含む): 121851840

約数和(自身を除く): 43682223

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 41959, 125877, 377631, 965057, 1132893, 2895171, 3398679, 8685513, 26056539, 78169617]

約数ペア:

[(1, 78169617), (3, 26056539), (9, 8685513), (23, 3398679), (27, 2895171), (69, 1132893), (81, 965057), (207, 377631), (621, 125877), (1863, 41959)]