424991679

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{21059}}^1$

素因数の和:21131

約数の個数: 24

約数和(自身を含む): 669202560

約数和(自身を除く): 244210881

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 2883, 6727, 20181, 21059, 63177, 147413, 442239, 652829, 1958487, 4569803, 13709409, 20237699, 60713097, 141663893, 424991679]

約数ペア:

[(1, 424991679), (3, 141663893), (7, 60713097), (21, 20237699), (31, 13709409), (93, 4569803), (217, 1958487), (651, 652829), (961, 442239), (2883, 147413), (6727, 63177), (20181, 21059)]