81771795

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{86531}}^1$

素因数の和:86552

約数の個数: 32

約数和(自身を含む): 166141440

約数和(自身を除く): 84369645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 86531, 259593, 432655, 605717, 778779, 1297965, 1817151, 2336337, 3028585, 3893895, 5451453, 9085755, 11681685, 16354359, 27257265, 81771795]

約数ペア:

[(1, 81771795), (3, 27257265), (5, 16354359), (7, 11681685), (9, 9085755), (15, 5451453), (21, 3893895), (27, 3028585), (35, 2336337), (45, 1817151), (63, 1297965), (105, 778779), (135, 605717), (189, 432655), (315, 259593), (945, 86531)]