16387156915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1\times {\mathrm{1321}}^1$

素因数の和:2011

約数の個数: 32

約数和(自身を含む): 20480550912

約数和(自身を除く): 4093393997

約数列:

[1, 5, 31, 155, 163, 491, 815, 1321, 2455, 5053, 6605, 15221, 25265, 40951, 76105, 80033, 204755, 215323, 400165, 648611, 1076615, 2481023, 3243055, 6675013, 12405115, 20106941, 33375065, 100534705, 105723593, 528617965, 3277431383, 16387156915]

約数ペア:

[(1, 16387156915), (5, 3277431383), (31, 528617965), (155, 105723593), (163, 100534705), (491, 33375065), (815, 20106941), (1321, 12405115), (2455, 6675013), (5053, 3243055), (6605, 2481023), (15221, 1076615), (25265, 648611), (40951, 400165), (76105, 215323), (80033, 204755)]