40047807

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 58226688

約数和(自身を除く): 18178881

約数列:

[1, 3, 23, 47, 53, 69, 141, 159, 233, 699, 1081, 1219, 2491, 3243, 3657, 5359, 7473, 10951, 12349, 16077, 32853, 37047, 57293, 171879, 251873, 284027, 580403, 755619, 852081, 1741209, 13349269, 40047807]

約数ペア:

[(1, 40047807), (3, 13349269), (23, 1741209), (47, 852081), (53, 755619), (69, 580403), (141, 284027), (159, 251873), (233, 171879), (699, 57293), (1081, 37047), (1219, 32853), (2491, 16077), (3243, 12349), (3657, 10951), (5359, 7473)]