121359728

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9941}}^1$

素因数の和:10065

約数の個数: 40

約数和(自身を含む): 271217760

約数和(自身を除く): 149858032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 9941, 12208, 19882, 39764, 69587, 79528, 139174, 159056, 278348, 556696, 1083569, 1113392, 2167138, 4334276, 7584983, 8668552, 15169966, 17337104, 30339932, 60679864, 121359728]

約数ペア:

[(1, 121359728), (2, 60679864), (4, 30339932), (7, 17337104), (8, 15169966), (14, 8668552), (16, 7584983), (28, 4334276), (56, 2167138), (109, 1113392), (112, 1083569), (218, 556696), (436, 278348), (763, 159056), (872, 139174), (1526, 79528), (1744, 69587), (3052, 39764), (6104, 19882), (9941, 12208)]