261006375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{99431}}^1$

素因数の和:99456

約数の個数: 32

約数和(自身を含む): 496364544

約数和(自身を除く): 235358169

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 99431, 298293, 497155, 696017, 1491465, 2088051, 2485775, 3480085, 7457325, 10440255, 12428875, 17400425, 37286625, 52201275, 87002125, 261006375]

約数ペア:

[(1, 261006375), (3, 87002125), (5, 52201275), (7, 37286625), (15, 17400425), (21, 12428875), (25, 10440255), (35, 7457325), (75, 3480085), (105, 2485775), (125, 2088051), (175, 1491465), (375, 696017), (525, 497155), (875, 298293), (2625, 99431)]