25393215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 17749185

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 641, 695, 1923, 2085, 2641, 3205, 7923, 9615, 12179, 13205, 36537, 39615, 60895, 89099, 182685, 267297, 445495, 1336485, 1692881, 5078643, 8464405, 25393215]

約数ペア:

[(1, 25393215), (3, 8464405), (5, 5078643), (15, 1692881), (19, 1336485), (57, 445495), (95, 267297), (139, 182685), (285, 89099), (417, 60895), (641, 39615), (695, 36537), (1923, 13205), (2085, 12179), (2641, 9615), (3205, 7923)]