28102876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 50626800

約数和(自身を除く): 22523924

約数列:

[1, 2, 4, 41, 82, 164, 349, 491, 698, 982, 1396, 1964, 14309, 20131, 28618, 40262, 57236, 80524, 171359, 342718, 685436, 7025719, 14051438, 28102876]

約数ペア:

[(1, 28102876), (2, 14051438), (4, 7025719), (41, 685436), (82, 342718), (164, 171359), (349, 80524), (491, 57236), (698, 40262), (982, 28618), (1396, 20131), (1964, 14309)]