28415277

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 45749340

約数和(自身を除く): 17334063

約数列:

[1, 3, 9, 11, 33, 97, 99, 121, 269, 291, 363, 807, 873, 1067, 1089, 2421, 2959, 3201, 8877, 9603, 11737, 26093, 26631, 32549, 35211, 78279, 97647, 105633, 234837, 287023, 292941, 861069, 2583207, 3157253, 9471759, 28415277]

約数ペア:

[(1, 28415277), (3, 9471759), (9, 3157253), (11, 2583207), (33, 861069), (97, 292941), (99, 287023), (121, 234837), (269, 105633), (291, 97647), (363, 78279), (807, 35211), (873, 32549), (1067, 26631), (1089, 26093), (2421, 11737), (2959, 9603), (3201, 8877)]