421972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 790272

約数和(自身を除く): 368300

約数列:

[1, 2, 4, 31, 41, 62, 82, 83, 124, 164, 166, 332, 1271, 2542, 2573, 3403, 5084, 5146, 6806, 10292, 13612, 105493, 210986, 421972]

約数ペア:

[(1, 421972), (2, 210986), (4, 105493), (31, 13612), (41, 10292), (62, 6806), (82, 5146), (83, 5084), (124, 3403), (164, 2573), (166, 2542), (332, 1271)]