222174939

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 345425920

約数和(自身を除く): 123250981

約数列:

[1, 3, 7, 21, 79, 157, 237, 471, 553, 853, 1099, 1659, 2559, 3297, 5971, 12403, 17913, 37209, 67387, 86821, 133921, 202161, 260463, 401763, 471709, 937447, 1415127, 2812341, 10579759, 31739277, 74058313, 222174939]

約数ペア:

[(1, 222174939), (3, 74058313), (7, 31739277), (21, 10579759), (79, 2812341), (157, 1415127), (237, 937447), (471, 471709), (553, 401763), (853, 260463), (1099, 202161), (1659, 133921), (2559, 86821), (3297, 67387), (5971, 37209), (12403, 17913)]