217675251

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 318689280

約数和(自身を除く): 101014029

約数列:

[1, 3, 9, 139, 191, 417, 573, 911, 1251, 1719, 2733, 8199, 26549, 79647, 126629, 174001, 238941, 379887, 522003, 1139661, 1566009, 24186139, 72558417, 217675251]

約数ペア:

[(1, 217675251), (3, 72558417), (9, 24186139), (139, 1566009), (191, 1139661), (417, 522003), (573, 379887), (911, 238941), (1251, 174001), (1719, 126629), (2733, 79647), (8199, 26549)]