13131512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 12529288

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 172, 236, 344, 472, 647, 1294, 2537, 2588, 5074, 5176, 10148, 20296, 27821, 38173, 55642, 76346, 111284, 152692, 222568, 305384, 1641439, 3282878, 6565756, 13131512]

約数ペア:

[(1, 13131512), (2, 6565756), (4, 3282878), (8, 1641439), (43, 305384), (59, 222568), (86, 152692), (118, 111284), (172, 76346), (236, 55642), (344, 38173), (472, 27821), (647, 20296), (1294, 10148), (2537, 5176), (2588, 5074)]