221600121

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 316431360

約数和(自身を除く): 94831239

約数列:

[1, 3, 31, 41, 89, 93, 123, 267, 653, 1271, 1959, 2759, 3649, 3813, 8277, 10947, 20243, 26773, 58117, 60729, 80319, 113119, 174351, 339357, 829963, 1801627, 2382797, 2489889, 5404881, 7148391, 73866707, 221600121]

約数ペア:

[(1, 221600121), (3, 73866707), (31, 7148391), (41, 5404881), (89, 2489889), (93, 2382797), (123, 1801627), (267, 829963), (653, 339357), (1271, 174351), (1959, 113119), (2759, 80319), (3649, 60729), (3813, 58117), (8277, 26773), (10947, 20243)]