25349103

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 42282240

約数和(自身を除く): 16933137

約数列:

[1, 3, 9, 13, 29, 31, 39, 87, 93, 117, 241, 261, 279, 377, 403, 723, 899, 1131, 1209, 2169, 2697, 3133, 3393, 3627, 6989, 7471, 8091, 9399, 11687, 20967, 22413, 28197, 35061, 62901, 67239, 90857, 97123, 105183, 216659, 272571, 291369, 649977, 817713, 874107, 1949931, 2816567, 8449701, 25349103]

約数ペア:

[(1, 25349103), (3, 8449701), (9, 2816567), (13, 1949931), (29, 874107), (31, 817713), (39, 649977), (87, 291369), (93, 272571), (117, 216659), (241, 105183), (261, 97123), (279, 90857), (377, 67239), (403, 62901), (723, 35061), (899, 28197), (1131, 22413), (1209, 20967), (2169, 11687), (2697, 9399), (3133, 8091), (3393, 7471), (3627, 6989)]