201593821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 245524608

約数和(自身を除く): 43930787

約数列:

[1, 11, 13, 53, 67, 143, 397, 583, 689, 737, 871, 3551, 4367, 5161, 7579, 9581, 21041, 26599, 39061, 46163, 56771, 231451, 273533, 292589, 345787, 507793, 1409747, 3008863, 3803657, 15507217, 18326711, 201593821]

約数ペア:

[(1, 201593821), (11, 18326711), (13, 15507217), (53, 3803657), (67, 3008863), (143, 1409747), (397, 507793), (583, 345787), (689, 292589), (737, 273533), (871, 231451), (3551, 56771), (4367, 46163), (5161, 39061), (7579, 26599), (9581, 21041)]