81458778

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{2647}}^1$

素因数の和:2898

約数の個数: 32

約数和(自身を含む): 170827776

約数和(自身を除く): 89368998

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 223, 446, 669, 1338, 2647, 5129, 5294, 7941, 10258, 15387, 15882, 30774, 60881, 121762, 182643, 365286, 590281, 1180562, 1770843, 3541686, 13576463, 27152926, 40729389, 81458778]

約数ペア:

[(1, 81458778), (2, 40729389), (3, 27152926), (6, 13576463), (23, 3541686), (46, 1770843), (69, 1180562), (138, 590281), (223, 365286), (446, 182643), (669, 121762), (1338, 60881), (2647, 30774), (5129, 15882), (5294, 15387), (7941, 10258)]