71428456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11119}}^1$

素因数の和:11209

約数の個数: 32

約数和(自身を含む): 148118400

約数和(自身を除く): 76689944

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424, 11119, 22238, 44476, 88952, 122309, 244618, 489236, 811687, 978472, 1623374, 3246748, 6493496, 8928557, 17857114, 35714228, 71428456]

約数ペア:

[(1, 71428456), (2, 35714228), (4, 17857114), (8, 8928557), (11, 6493496), (22, 3246748), (44, 1623374), (73, 978472), (88, 811687), (146, 489236), (292, 244618), (584, 122309), (803, 88952), (1606, 44476), (3212, 22238), (6424, 11119)]