881361

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:65

約数の個数: 32

約数和(自身を含む): 1469440

約数和(自身を除く): 588079

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 243, 279, 351, 403, 729, 837, 1053, 1209, 2187, 2511, 3159, 3627, 7533, 9477, 10881, 22599, 28431, 32643, 67797, 97929, 293787, 881361]

約数ペア:

[(1, 881361), (3, 293787), (9, 97929), (13, 67797), (27, 32643), (31, 28431), (39, 22599), (81, 10881), (93, 9477), (117, 7533), (243, 3627), (279, 3159), (351, 2511), (403, 2187), (729, 1209), (837, 1053)]