128215802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26371}}^1$

素因数の和:26414

約数の個数: 32

約数和(自身を含む): 239246784

約数和(自身を除く): 111030982

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 26371, 52742, 290081, 342823, 448307, 580162, 685646, 896614, 3771053, 4931377, 5827991, 7542106, 9862754, 11655982, 64107901, 128215802]

約数ペア:

[(1, 128215802), (2, 64107901), (11, 11655982), (13, 9862754), (17, 7542106), (22, 5827991), (26, 4931377), (34, 3771053), (143, 896614), (187, 685646), (221, 580162), (286, 448307), (374, 342823), (442, 290081), (2431, 52742), (4862, 26371)]