28134639

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7757}}^1$

素因数の和:7807

約数の個数: 24

約数和(自身を含む): 45182592

約数和(自身を除く): 17047953

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 7757, 23271, 69813, 100841, 240467, 302523, 721401, 907569, 2164203, 3126071, 9378213, 28134639]

約数ペア:

[(1, 28134639), (3, 9378213), (9, 3126071), (13, 2164203), (31, 907569), (39, 721401), (93, 302523), (117, 240467), (279, 100841), (403, 69813), (1209, 23271), (3627, 7757)]