28658043

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 45023616

約数和(自身を除く): 16365573

約数列:

[1, 3, 9, 27, 31, 81, 93, 101, 113, 279, 303, 339, 837, 909, 1017, 2511, 2727, 3051, 3131, 3503, 8181, 9153, 9393, 10509, 11413, 28179, 31527, 34239, 84537, 94581, 102717, 253611, 283743, 308151, 353803, 924453, 1061409, 3184227, 9552681, 28658043]

約数ペア:

[(1, 28658043), (3, 9552681), (9, 3184227), (27, 1061409), (31, 924453), (81, 353803), (93, 308151), (101, 283743), (113, 253611), (279, 102717), (303, 94581), (339, 84537), (837, 34239), (909, 31527), (1017, 28179), (2511, 11413), (2727, 10509), (3051, 9393), (3131, 9153), (3503, 8181)]