40142151

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 72131904

約数和(自身を除く): 31989753

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 111, 119, 153, 259, 333, 357, 629, 777, 1013, 1071, 1887, 2331, 3039, 4403, 5661, 7091, 9117, 13209, 17221, 21273, 37481, 39627, 51663, 63819, 112443, 120547, 154989, 262367, 337329, 361641, 637177, 787101, 1084923, 1911531, 2361303, 4460239, 5734593, 13380717, 40142151]

約数ペア:

[(1, 40142151), (3, 13380717), (7, 5734593), (9, 4460239), (17, 2361303), (21, 1911531), (37, 1084923), (51, 787101), (63, 637177), (111, 361641), (119, 337329), (153, 262367), (259, 154989), (333, 120547), (357, 112443), (629, 63819), (777, 51663), (1013, 39627), (1071, 37481), (1887, 21273), (2331, 17221), (3039, 13209), (4403, 9117), (5661, 7091)]