139040456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3571}}^1$

素因数の和:3765

約数の個数: 32

約数和(自身を含む): 270900480

約数和(自身を除く): 131860024

約数列:

[1, 2, 4, 8, 31, 62, 124, 157, 248, 314, 628, 1256, 3571, 4867, 7142, 9734, 14284, 19468, 28568, 38936, 110701, 221402, 442804, 560647, 885608, 1121294, 2242588, 4485176, 17380057, 34760114, 69520228, 139040456]

約数ペア:

[(1, 139040456), (2, 69520228), (4, 34760114), (8, 17380057), (31, 4485176), (62, 2242588), (124, 1121294), (157, 885608), (248, 560647), (314, 442804), (628, 221402), (1256, 110701), (3571, 38936), (4867, 28568), (7142, 19468), (9734, 14284)]