78921243

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{43627}}^1$

素因数の和:43703

約数の個数: 16

約数和(自身を含む): 118668160

約数和(自身を除く): 39746917

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 43627, 130881, 392643, 1177929, 2923009, 8769027, 26307081, 78921243]

約数ペア:

[(1, 78921243), (3, 26307081), (9, 8769027), (27, 2923009), (67, 1177929), (201, 392643), (603, 130881), (1809, 43627)]