71235465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5101}}^1$

素因数の和:5142

約数の個数: 48

約数和(自身を含む): 139590720

約数和(自身を除く): 68355255

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 5101, 13965, 15303, 25505, 35707, 76515, 96919, 107121, 178535, 249949, 290757, 484595, 535605, 678433, 749847, 1249745, 1453785, 2035299, 3392165, 3749235, 4749031, 10176495, 14247093, 23745155, 71235465]

約数ペア:

[(1, 71235465), (3, 23745155), (5, 14247093), (7, 10176495), (15, 4749031), (19, 3749235), (21, 3392165), (35, 2035299), (49, 1453785), (57, 1249745), (95, 749847), (105, 678433), (133, 535605), (147, 484595), (245, 290757), (285, 249949), (399, 178535), (665, 107121), (735, 96919), (931, 76515), (1995, 35707), (2793, 25505), (4655, 15303), (5101, 13965)]