291253168129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{260629}}^1$

素因数の和:261301

約数の個数: 32

約数和(自身を含む): 379510640640

約数和(自身を除く): 88257472511

約数列:

[1, 7, 11, 23, 77, 161, 253, 631, 1771, 4417, 6941, 14513, 48587, 101591, 159643, 260629, 1117501, 1824403, 2866919, 5994467, 20068433, 41961269, 65939137, 164456899, 461573959, 1151198293, 1809025889, 3782508677, 12663181223, 26477560739, 41607595447, 291253168129]

約数ペア:

[(1, 291253168129), (7, 41607595447), (11, 26477560739), (23, 12663181223), (77, 3782508677), (161, 1809025889), (253, 1151198293), (631, 461573959), (1771, 164456899), (4417, 65939137), (6941, 41961269), (14513, 20068433), (48587, 5994467), (101591, 2866919), (159643, 1824403), (260629, 1117501)]