15993819

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 24092640

約数和(自身を除く): 8098821

約数列:

[1, 3, 9, 29, 87, 233, 261, 263, 699, 789, 2097, 2367, 6757, 7627, 20271, 22881, 60813, 61279, 68643, 183837, 551511, 1777091, 5331273, 15993819]

約数ペア:

[(1, 15993819), (3, 5331273), (9, 1777091), (29, 551511), (87, 183837), (233, 68643), (261, 61279), (263, 60813), (699, 22881), (789, 20271), (2097, 7627), (2367, 6757)]