1131375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{431}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 2156544

約数和(自身を除く): 1025169

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 431, 525, 875, 1293, 2155, 2625, 3017, 6465, 9051, 10775, 15085, 32325, 45255, 53875, 75425, 161625, 226275, 377125, 1131375]

約数ペア:

[(1, 1131375), (3, 377125), (5, 226275), (7, 161625), (15, 75425), (21, 53875), (25, 45255), (35, 32325), (75, 15085), (105, 10775), (125, 9051), (175, 6465), (375, 3017), (431, 2625), (525, 2155), (875, 1293)]