127988861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4409}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 177811200

約数和(自身を除く): 49822339

約数列:

[1, 7, 11, 13, 29, 77, 91, 143, 203, 319, 377, 1001, 2233, 2639, 4147, 4409, 29029, 30863, 48499, 57317, 127861, 339493, 401219, 630487, 895027, 1406471, 1662193, 4413409, 9845297, 11635351, 18284123, 127988861]

約数ペア:

[(1, 127988861), (7, 18284123), (11, 11635351), (13, 9845297), (29, 4413409), (77, 1662193), (91, 1406471), (143, 895027), (203, 630487), (319, 401219), (377, 339493), (1001, 127861), (2233, 57317), (2639, 48499), (4147, 30863), (4409, 29029)]