87959619

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 54

約数和(自身を含む): 145962180

約数和(自身を除く): 58002561

約数列:

[1, 3, 9, 11, 33, 37, 59, 99, 111, 121, 177, 333, 363, 407, 531, 649, 1089, 1221, 1369, 1947, 2183, 3663, 4107, 4477, 5841, 6549, 7139, 12321, 13431, 15059, 19647, 21417, 24013, 40293, 45177, 64251, 72039, 80771, 135531, 165649, 216117, 242313, 264143, 496947, 726939, 792429, 888481, 1490841, 2377287, 2665443, 7996329, 9773291, 29319873, 87959619]

約数ペア:

[(1, 87959619), (3, 29319873), (9, 9773291), (11, 7996329), (33, 2665443), (37, 2377287), (59, 1490841), (99, 888481), (111, 792429), (121, 726939), (177, 496947), (333, 264143), (363, 242313), (407, 216117), (531, 165649), (649, 135531), (1089, 80771), (1221, 72039), (1369, 64251), (1947, 45177), (2183, 40293), (3663, 24013), (4107, 21417), (4477, 19647), (5841, 15059), (6549, 13431), (7139, 12321)]