131519778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{17383}}^1$

素因数の和:17498

約数の個数: 32

約数和(自身を含む): 286210176

約数和(自身を除く): 154690398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 3783, 7566, 17383, 34766, 52149, 104298, 225979, 451958, 677937, 1355874, 1686151, 3372302, 5058453, 10116906, 21919963, 43839926, 65759889, 131519778]

約数ペア:

[(1, 131519778), (2, 65759889), (3, 43839926), (6, 21919963), (13, 10116906), (26, 5058453), (39, 3372302), (78, 1686151), (97, 1355874), (194, 677937), (291, 451958), (582, 225979), (1261, 104298), (2522, 52149), (3783, 34766), (7566, 17383)]