87271845

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2203}}^1$

素因数の和:2369

約数の個数: 32

約数和(自身を含む): 148108800

約数和(自身を除く): 60836955

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 2085, 2203, 2641, 6609, 7923, 11015, 13205, 33045, 39615, 41857, 125571, 209285, 306217, 627855, 918651, 1531085, 4593255, 5818123, 17454369, 29090615, 87271845]

約数ペア:

[(1, 87271845), (3, 29090615), (5, 17454369), (15, 5818123), (19, 4593255), (57, 1531085), (95, 918651), (139, 627855), (285, 306217), (417, 209285), (695, 125571), (2085, 41857), (2203, 39615), (2641, 33045), (6609, 13205), (7923, 11015)]