29998917

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 49871360

約数和(自身を除く): 19872443

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 279, 351, 403, 837, 919, 1053, 1209, 2511, 2757, 3627, 8271, 10881, 11947, 24813, 28489, 32643, 35841, 74439, 85467, 107523, 256401, 322569, 370357, 769203, 967707, 1111071, 2307609, 3333213, 9999639, 29998917]

約数ペア:

[(1, 29998917), (3, 9999639), (9, 3333213), (13, 2307609), (27, 1111071), (31, 967707), (39, 769203), (81, 370357), (93, 322569), (117, 256401), (279, 107523), (351, 85467), (403, 74439), (837, 35841), (919, 32643), (1053, 28489), (1209, 24813), (2511, 11947), (2757, 10881), (3627, 8271)]