198432819

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 321965280

約数和(自身を除く): 123532461

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 233, 251, 261, 377, 699, 753, 1131, 2097, 2259, 3029, 3263, 3393, 6757, 7279, 9087, 9789, 20271, 21837, 27261, 29367, 58483, 60813, 65511, 87841, 94627, 175449, 263523, 283881, 526347, 760279, 790569, 851643, 1696007, 2280837, 5088021, 6842511, 15264063, 22048091, 66144273, 198432819]

約数ペア:

[(1, 198432819), (3, 66144273), (9, 22048091), (13, 15264063), (29, 6842511), (39, 5088021), (87, 2280837), (117, 1696007), (233, 851643), (251, 790569), (261, 760279), (377, 526347), (699, 283881), (753, 263523), (1131, 175449), (2097, 94627), (2259, 87841), (3029, 65511), (3263, 60813), (3393, 58483), (6757, 29367), (7279, 27261), (9087, 21837), (9789, 20271)]