71348769

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{13147}}^1$

素因数の和:13226

約数の個数: 20

約数和(自身を含む): 108181744

約数和(自身を除く): 36832975

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 13147, 39441, 118323, 354969, 880849, 1064907, 2642547, 7927641, 23782923, 71348769]

約数ペア:

[(1, 71348769), (3, 23782923), (9, 7927641), (27, 2642547), (67, 1064907), (81, 880849), (201, 354969), (603, 118323), (1809, 39441), (5427, 13147)]