81844125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19841}}^1$

素因数の和:19870

約数の個数: 32

約数和(自身を含む): 148576896

約数和(自身を除く): 66732771

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 19841, 59523, 99205, 218251, 297615, 496025, 654753, 1091255, 1488075, 2480125, 3273765, 5456275, 7440375, 16368825, 27281375, 81844125]

約数ペア:

[(1, 81844125), (3, 27281375), (5, 16368825), (11, 7440375), (15, 5456275), (25, 3273765), (33, 2480125), (55, 1488075), (75, 1091255), (125, 654753), (165, 496025), (275, 297615), (375, 218251), (825, 99205), (1375, 59523), (4125, 19841)]