261034125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{63281}}^1$

素因数の和:63310

約数の個数: 32

約数和(自身を含む): 473855616

約数和(自身を除く): 212821491

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 63281, 189843, 316405, 696091, 949215, 1582025, 2088273, 3480455, 4746075, 7910125, 10441365, 17402275, 23730375, 52206825, 87011375, 261034125]

約数ペア:

[(1, 261034125), (3, 87011375), (5, 52206825), (11, 23730375), (15, 17402275), (25, 10441365), (33, 7910125), (55, 4746075), (75, 3480455), (125, 2088273), (165, 1582025), (275, 949215), (375, 696091), (825, 316405), (1375, 189843), (4125, 63281)]