64247265

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 118198080

約数和(自身を除く): 53950815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 163, 171, 285, 461, 489, 815, 855, 1383, 1467, 2305, 2445, 3097, 4149, 6915, 7335, 8759, 9291, 15485, 20745, 26277, 27873, 43795, 46455, 75143, 78831, 131385, 139365, 225429, 375715, 394155, 676287, 1127145, 1427717, 3381435, 4283151, 7138585, 12849453, 21415755, 64247265]

約数ペア:

[(1, 64247265), (3, 21415755), (5, 12849453), (9, 7138585), (15, 4283151), (19, 3381435), (45, 1427717), (57, 1127145), (95, 676287), (163, 394155), (171, 375715), (285, 225429), (461, 139365), (489, 131385), (815, 78831), (855, 75143), (1383, 46455), (1467, 43795), (2305, 27873), (2445, 26277), (3097, 20745), (4149, 15485), (6915, 9291), (7335, 8759)]