12881206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 22292928

約数和(自身を除く): 9411722

約数列:

[1, 2, 13, 17, 26, 34, 151, 193, 221, 302, 386, 442, 1963, 2509, 2567, 3281, 3926, 5018, 5134, 6562, 29143, 33371, 42653, 58286, 66742, 85306, 378859, 495431, 757718, 990862, 6440603, 12881206]

約数ペア:

[(1, 12881206), (2, 6440603), (13, 990862), (17, 757718), (26, 495431), (34, 378859), (151, 85306), (193, 66742), (221, 58286), (302, 42653), (386, 33371), (442, 29143), (1963, 6562), (2509, 5134), (2567, 5018), (3281, 3926)]