3891771

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 6639360

約数和(自身を除く): 2747589

約数列:

[1, 3, 9, 13, 29, 31, 37, 39, 87, 93, 111, 117, 261, 279, 333, 377, 403, 481, 899, 1073, 1131, 1147, 1209, 1443, 2697, 3219, 3393, 3441, 3627, 4329, 8091, 9657, 10323, 11687, 13949, 14911, 33263, 35061, 41847, 44733, 99789, 105183, 125541, 134199, 299367, 432419, 1297257, 3891771]

約数ペア:

[(1, 3891771), (3, 1297257), (9, 432419), (13, 299367), (29, 134199), (31, 125541), (37, 105183), (39, 99789), (87, 44733), (93, 41847), (111, 35061), (117, 33263), (261, 14911), (279, 13949), (333, 11687), (377, 10323), (403, 9657), (481, 8091), (899, 4329), (1073, 3627), (1131, 3441), (1147, 3393), (1209, 3219), (1443, 2697)]