489855289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{22013}}^1$

素因数の和:22065

約数の個数: 24

約数和(自身を含む): 648796608

約数和(自身を除く): 158941319

約数列:

[1, 7, 11, 17, 77, 119, 187, 289, 1309, 2023, 3179, 22013, 22253, 154091, 242143, 374221, 1695001, 2619547, 4116431, 6361757, 28815017, 44532299, 69979327, 489855289]

約数ペア:

[(1, 489855289), (7, 69979327), (11, 44532299), (17, 28815017), (77, 6361757), (119, 4116431), (187, 2619547), (289, 1695001), (1309, 374221), (2023, 242143), (3179, 154091), (22013, 22253)]