218123464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{123373}}^1$

素因数の和:123409

約数の個数: 32

約数和(自身を含む): 466353720

約数和(自身を除く): 248230256

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 123373, 246746, 493492, 986984, 1603849, 2097341, 3207698, 4194682, 6415396, 8389364, 12830792, 16778728, 27265433, 54530866, 109061732, 218123464]

約数ペア:

[(1, 218123464), (2, 109061732), (4, 54530866), (8, 27265433), (13, 16778728), (17, 12830792), (26, 8389364), (34, 6415396), (52, 4194682), (68, 3207698), (104, 2097341), (136, 1603849), (221, 986984), (442, 493492), (884, 246746), (1768, 123373)]