280031778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1196717}}^1$

素因数の和:1196738

約数の個数: 24

約数和(自身を含む): 653408028

約数和(自身を除く): 373376250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1196717, 2393434, 3590151, 7180302, 10770453, 15557321, 21540906, 31114642, 46671963, 93343926, 140015889, 280031778]

約数ペア:

[(1, 280031778), (2, 140015889), (3, 93343926), (6, 46671963), (9, 31114642), (13, 21540906), (18, 15557321), (26, 10770453), (39, 7180302), (78, 3590151), (117, 2393434), (234, 1196717)]