64878837

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 93374208

約数和(自身を除く): 28495371

約数列:

[1, 3, 23, 53, 69, 113, 157, 159, 339, 471, 1219, 2599, 3611, 3657, 5989, 7797, 8321, 10833, 17741, 17967, 24963, 53223, 137747, 191383, 408043, 413241, 574149, 940273, 1224129, 2820819, 21626279, 64878837]

約数ペア:

[(1, 64878837), (3, 21626279), (23, 2820819), (53, 1224129), (69, 940273), (113, 574149), (157, 413241), (159, 408043), (339, 191383), (471, 137747), (1219, 53223), (2599, 24963), (3611, 17967), (3657, 17741), (5989, 10833), (7797, 8321)]