65989287

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 118198080

約数和(自身を除く): 52208793

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 197, 273, 409, 591, 819, 1227, 1379, 1773, 2561, 2863, 3681, 4137, 5317, 7683, 8589, 12411, 15951, 17927, 23049, 25767, 37219, 47853, 53781, 80573, 111657, 161343, 241719, 334971, 564011, 725157, 1047449, 1692033, 3142347, 5076099, 7332143, 9427041, 21996429, 65989287]

約数ペア:

[(1, 65989287), (3, 21996429), (7, 9427041), (9, 7332143), (13, 5076099), (21, 3142347), (39, 1692033), (63, 1047449), (91, 725157), (117, 564011), (197, 334971), (273, 241719), (409, 161343), (591, 111657), (819, 80573), (1227, 53781), (1379, 47853), (1773, 37219), (2561, 25767), (2863, 23049), (3681, 17927), (4137, 15951), (5317, 12411), (7683, 8589)]