4502905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 6451200

約数和(自身を除く): 1948295

約数列:

[1, 5, 11, 19, 31, 55, 95, 139, 155, 209, 341, 589, 695, 1045, 1529, 1705, 2641, 2945, 4309, 6479, 7645, 13205, 21545, 29051, 32395, 47399, 81871, 145255, 236995, 409355, 900581, 4502905]

約数ペア:

[(1, 4502905), (5, 900581), (11, 409355), (19, 236995), (31, 145255), (55, 81871), (95, 47399), (139, 32395), (155, 29051), (209, 21545), (341, 13205), (589, 7645), (695, 6479), (1045, 4309), (1529, 2945), (1705, 2641)]