64831545

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21503}}^1$

素因数の和:21581

約数の個数: 24

約数和(自身を含む): 114057216

約数和(自身を除く): 49225671

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 21503, 64509, 107515, 193527, 322545, 967635, 1440701, 4322103, 7203505, 12966309, 21610515, 64831545]

約数ペア:

[(1, 64831545), (3, 21610515), (5, 12966309), (9, 7203505), (15, 4322103), (45, 1440701), (67, 967635), (201, 322545), (335, 193527), (603, 107515), (1005, 64509), (3015, 21503)]