25258818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4561}}^1$

素因数の和:4650

約数の個数: 32

約数和(自身を含む): 55181952

約数和(自身を除く): 29923134

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 4561, 5538, 9122, 13683, 27366, 59293, 118586, 177879, 323831, 355758, 647662, 971493, 1942986, 4209803, 8419606, 12629409, 25258818]

約数ペア:

[(1, 25258818), (2, 12629409), (3, 8419606), (6, 4209803), (13, 1942986), (26, 971493), (39, 647662), (71, 355758), (78, 323831), (142, 177879), (213, 118586), (426, 59293), (923, 27366), (1846, 13683), (2769, 9122), (4561, 5538)]