16894755

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 30707040

約数和(自身を除く): 13812285

約数列:

[1, 3, 5, 9, 15, 37, 45, 73, 111, 139, 185, 219, 333, 365, 417, 555, 657, 695, 1095, 1251, 1665, 2085, 2701, 3285, 5143, 6255, 8103, 10147, 13505, 15429, 24309, 25715, 30441, 40515, 46287, 50735, 77145, 91323, 121545, 152205, 231435, 375439, 456615, 1126317, 1877195, 3378951, 5631585, 16894755]

約数ペア:

[(1, 16894755), (3, 5631585), (5, 3378951), (9, 1877195), (15, 1126317), (37, 456615), (45, 375439), (73, 231435), (111, 152205), (139, 121545), (185, 91323), (219, 77145), (333, 50735), (365, 46287), (417, 40515), (555, 30441), (657, 25715), (695, 24309), (1095, 15429), (1251, 13505), (1665, 10147), (2085, 8103), (2701, 6255), (3285, 5143)]