1338621872

素因数分解:

$2^4\times 7^1\times {\mathrm{1663}}^1\times {\mathrm{7187}}^1$

素因数の和:8865

約数の個数: 40

約数和(自身を含む): 2966286336

約数和(自身を除く): 1627664464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1663, 3326, 6652, 7187, 11641, 13304, 14374, 23282, 26608, 28748, 46564, 50309, 57496, 93128, 100618, 114992, 186256, 201236, 402472, 804944, 11951981, 23903962, 47807924, 83663867, 95615848, 167327734, 191231696, 334655468, 669310936, 1338621872]

約数ペア:

[(1, 1338621872), (2, 669310936), (4, 334655468), (7, 191231696), (8, 167327734), (14, 95615848), (16, 83663867), (28, 47807924), (56, 23903962), (112, 11951981), (1663, 804944), (3326, 402472), (6652, 201236), (7187, 186256), (11641, 114992), (13304, 100618), (14374, 93128), (23282, 57496), (26608, 50309), (28748, 46564)]