86313855

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 142000128

約数和(自身を除く): 55686273

約数列:

[1, 3, 5, 15, 47, 141, 191, 235, 573, 641, 705, 955, 1923, 2865, 3205, 8977, 9615, 26931, 30127, 44885, 90381, 122431, 134655, 150635, 367293, 451905, 612155, 1836465, 5754257, 17262771, 28771285, 86313855]

約数ペア:

[(1, 86313855), (3, 28771285), (5, 17262771), (15, 5754257), (47, 1836465), (141, 612155), (191, 451905), (235, 367293), (573, 150635), (641, 134655), (705, 122431), (955, 90381), (1923, 44885), (2865, 30127), (3205, 26931), (8977, 9615)]