121616872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61547}}^1$

素因数の和:61585

約数の個数: 32

約数和(自身を含む): 258501600

約数和(自身を除く): 136884728

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 61547, 123094, 246188, 492376, 800111, 1169393, 1600222, 2338786, 3200444, 4677572, 6400888, 9355144, 15202109, 30404218, 60808436, 121616872]

約数ペア:

[(1, 121616872), (2, 60808436), (4, 30404218), (8, 15202109), (13, 9355144), (19, 6400888), (26, 4677572), (38, 3200444), (52, 2338786), (76, 1600222), (104, 1169393), (152, 800111), (247, 492376), (494, 246188), (988, 123094), (1976, 61547)]