138397728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{205949}}^1$

素因数の和:205969

約数の個数: 48

約数和(自身を含む): 415195200

約数和(自身を除く): 276797472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 205949, 411898, 617847, 823796, 1235694, 1441643, 1647592, 2471388, 2883286, 3295184, 4324929, 4942776, 5766572, 6590368, 8649858, 9885552, 11533144, 17299716, 19771104, 23066288, 34599432, 46132576, 69198864, 138397728]

約数ペア:

[(1, 138397728), (2, 69198864), (3, 46132576), (4, 34599432), (6, 23066288), (7, 19771104), (8, 17299716), (12, 11533144), (14, 9885552), (16, 8649858), (21, 6590368), (24, 5766572), (28, 4942776), (32, 4324929), (42, 3295184), (48, 2883286), (56, 2471388), (84, 1647592), (96, 1441643), (112, 1235694), (168, 823796), (224, 617847), (336, 411898), (672, 205949)]