25974459

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 46375200

約数和(自身を除く): 20400741

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 677, 783, 1323, 1421, 1827, 2031, 4263, 4739, 5481, 6093, 12789, 14217, 18279, 19633, 33173, 38367, 42651, 58899, 99519, 127953, 137431, 176697, 298557, 412293, 530091, 895671, 962017, 1236879, 2886051, 3710637, 8658153, 25974459]

約数ペア:

[(1, 25974459), (3, 8658153), (7, 3710637), (9, 2886051), (21, 1236879), (27, 962017), (29, 895671), (49, 530091), (63, 412293), (87, 298557), (147, 176697), (189, 137431), (203, 127953), (261, 99519), (441, 58899), (609, 42651), (677, 38367), (783, 33173), (1323, 19633), (1421, 18279), (1827, 14217), (2031, 12789), (4263, 6093), (4739, 5481)]