30020679

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 50047200

約数和(自身を除く): 20026521

約数列:

[1, 3, 9, 13, 27, 31, 39, 89, 93, 117, 267, 279, 351, 403, 801, 837, 961, 1157, 1209, 2403, 2759, 2883, 3471, 3627, 8277, 8649, 10413, 10881, 12493, 24831, 25947, 31239, 35867, 37479, 74493, 85529, 107601, 112437, 256587, 322803, 337311, 769761, 968409, 1111877, 2309283, 3335631, 10006893, 30020679]

約数ペア:

[(1, 30020679), (3, 10006893), (9, 3335631), (13, 2309283), (27, 1111877), (31, 968409), (39, 769761), (89, 337311), (93, 322803), (117, 256587), (267, 112437), (279, 107601), (351, 85529), (403, 74493), (801, 37479), (837, 35867), (961, 31239), (1157, 25947), (1209, 24831), (2403, 12493), (2759, 10881), (2883, 10413), (3471, 8649), (3627, 8277)]