2644125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 4807296

約数和(自身を除く): 2163171

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 641, 825, 1375, 1923, 3205, 4125, 7051, 9615, 16025, 21153, 35255, 48075, 80125, 105765, 176275, 240375, 528825, 881375, 2644125]

約数ペア:

[(1, 2644125), (3, 881375), (5, 528825), (11, 240375), (15, 176275), (25, 105765), (33, 80125), (55, 48075), (75, 35255), (125, 21153), (165, 16025), (275, 9615), (375, 7051), (641, 4125), (825, 3205), (1375, 1923)]