217931328

素因数分解:

$2^6\times 3^2\times {\mathrm{378353}}^1$

素因数の和:378371

約数の個数: 42

約数和(自身を含む): 624662454

約数和(自身を除く): 406731126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 378353, 756706, 1135059, 1513412, 2270118, 3026824, 3405177, 4540236, 6053648, 6810354, 9080472, 12107296, 13620708, 18160944, 24214592, 27241416, 36321888, 54482832, 72643776, 108965664, 217931328]

約数ペア:

[(1, 217931328), (2, 108965664), (3, 72643776), (4, 54482832), (6, 36321888), (8, 27241416), (9, 24214592), (12, 18160944), (16, 13620708), (18, 12107296), (24, 9080472), (32, 6810354), (36, 6053648), (48, 4540236), (64, 3405177), (72, 3026824), (96, 2270118), (144, 1513412), (192, 1135059), (288, 756706), (576, 378353)]