71839755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3319}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 137766720

約数和(自身を除く): 65926965

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1443, 1665, 2405, 3319, 4329, 7215, 9957, 16595, 21645, 29871, 43147, 49785, 122803, 129441, 149355, 215735, 368409, 388323, 614015, 647205, 1105227, 1596439, 1842045, 1941615, 4789317, 5526135, 7982195, 14367951, 23946585, 71839755]

約数ペア:

[(1, 71839755), (3, 23946585), (5, 14367951), (9, 7982195), (13, 5526135), (15, 4789317), (37, 1941615), (39, 1842045), (45, 1596439), (65, 1105227), (111, 647205), (117, 614015), (185, 388323), (195, 368409), (333, 215735), (481, 149355), (555, 129441), (585, 122803), (1443, 49785), (1665, 43147), (2405, 29871), (3319, 21645), (4329, 16595), (7215, 9957)]