28915691031

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{823}}^1\times {\mathrm{105509}}^1$

素因数の和:106375

約数の個数: 24

約数和(自身を含む): 42948478560

約数和(自身を除く): 14032787529

約数列:

[1, 3, 9, 37, 111, 333, 823, 2469, 7407, 30451, 91353, 105509, 274059, 316527, 949581, 3903833, 11711499, 35134497, 86833907, 260501721, 781505163, 3212854559, 9638563677, 28915691031]

約数ペア:

[(1, 28915691031), (3, 9638563677), (9, 3212854559), (37, 781505163), (111, 260501721), (333, 86833907), (823, 35134497), (2469, 11711499), (7407, 3903833), (30451, 949581), (91353, 316527), (105509, 274059)]