71297253

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{46327}}^1$

素因数の和:46358

約数の個数: 20

約数和(自身を含む): 112113760

約数和(自身を除く): 40816507

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 46327, 138981, 416943, 880213, 1250829, 2640639, 3752487, 7921917, 23765751, 71297253]

約数ペア:

[(1, 71297253), (3, 23765751), (9, 7921917), (19, 3752487), (27, 2640639), (57, 1250829), (81, 880213), (171, 416943), (513, 138981), (1539, 46327)]