397334817

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{21013}}^1$

素因数の和:21221

約数の個数: 24

約数和(自身を含む): 629411328

約数和(自身を除く): 232076511

約数列:

[1, 3, 9, 11, 33, 99, 191, 573, 1719, 2101, 6303, 18909, 21013, 63039, 189117, 231143, 693429, 2080287, 4013483, 12040449, 36121347, 44148313, 132444939, 397334817]

約数ペア:

[(1, 397334817), (3, 132444939), (9, 44148313), (11, 36121347), (33, 12040449), (99, 4013483), (191, 2080287), (573, 693429), (1719, 231143), (2101, 189117), (6303, 63039), (18909, 21013)]