25438023

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 42735840

約数和(自身を除く): 17297817

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 137, 207, 299, 351, 411, 529, 621, 897, 1233, 1587, 1781, 2691, 3151, 3699, 4761, 5343, 6877, 8073, 9453, 14283, 16029, 20631, 28359, 40963, 48087, 61893, 72473, 85077, 122889, 185679, 217419, 368667, 652257, 942149, 1106001, 1956771, 2826447, 8479341, 25438023]

約数ペア:

[(1, 25438023), (3, 8479341), (9, 2826447), (13, 1956771), (23, 1106001), (27, 942149), (39, 652257), (69, 368667), (117, 217419), (137, 185679), (207, 122889), (299, 85077), (351, 72473), (411, 61893), (529, 48087), (621, 40963), (897, 28359), (1233, 20631), (1587, 16029), (1781, 14283), (2691, 9453), (3151, 8073), (3699, 6877), (4761, 5343)]