71312355

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 127554336

約数和(自身を除く): 56241981

約数列:

[1, 3, 5, 9, 15, 45, 61, 83, 183, 249, 305, 313, 415, 549, 747, 915, 939, 1245, 1565, 2745, 2817, 3735, 4695, 5063, 14085, 15189, 19093, 25315, 25979, 45567, 57279, 75945, 77937, 95465, 129895, 171837, 227835, 233811, 286395, 389685, 859185, 1169055, 1584719, 4754157, 7923595, 14262471, 23770785, 71312355]

約数ペア:

[(1, 71312355), (3, 23770785), (5, 14262471), (9, 7923595), (15, 4754157), (45, 1584719), (61, 1169055), (83, 859185), (183, 389685), (249, 286395), (305, 233811), (313, 227835), (415, 171837), (549, 129895), (747, 95465), (915, 77937), (939, 75945), (1245, 57279), (1565, 45567), (2745, 25979), (2817, 25315), (3735, 19093), (4695, 15189), (5063, 14085)]