64156545

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61987}}^1$

素因数の和:62021

約数の個数: 24

約数和(自身を含む): 116041536

約数和(自身を除く): 51884991

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 61987, 185961, 309935, 557883, 929805, 1425701, 2789415, 4277103, 7128505, 12831309, 21385515, 64156545]

約数ペア:

[(1, 64156545), (3, 21385515), (5, 12831309), (9, 7128505), (15, 4277103), (23, 2789415), (45, 1425701), (69, 929805), (115, 557883), (207, 309935), (345, 185961), (1035, 61987)]