320445853

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:3997

約数の個数: 32

約数和(自身を含む): 421263360

約数和(自身を除く): 100817507

約数列:

[1, 7, 13, 29, 31, 91, 203, 217, 377, 403, 899, 2639, 2821, 3917, 6293, 11687, 27419, 50921, 81809, 113593, 121427, 356447, 795151, 849989, 1476709, 1578551, 3521383, 10336963, 11049857, 24649681, 45777979, 320445853]

約数ペア:

[(1, 320445853), (7, 45777979), (13, 24649681), (29, 11049857), (31, 10336963), (91, 3521383), (203, 1578551), (217, 1476709), (377, 849989), (403, 795151), (899, 356447), (2639, 121427), (2821, 113593), (3917, 81809), (6293, 50921), (11687, 27419)]