7864371

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1320

約数の個数: 20

約数和(自身を含む): 11906400

約数和(自身を除く): 4042029

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 1229, 2133, 3687, 6399, 11061, 33183, 97091, 99549, 291273, 873819, 2621457, 7864371]

約数ペア:

[(1, 7864371), (3, 2621457), (9, 873819), (27, 291273), (79, 99549), (81, 97091), (237, 33183), (711, 11061), (1229, 6399), (2133, 3687)]