68109405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 137507328

約数和(自身を除く): 69397923

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 41, 65, 91, 105, 123, 195, 205, 273, 287, 455, 533, 615, 861, 1217, 1365, 1435, 1599, 2665, 3651, 3731, 4305, 6085, 7995, 8519, 11193, 15821, 18255, 18655, 25557, 42595, 47463, 49897, 55965, 79105, 110747, 127785, 149691, 237315, 249485, 332241, 349279, 553735, 648661, 748455, 1047837, 1661205, 1746395, 1945983, 3243305, 4540627, 5239185, 9729915, 13621881, 22703135, 68109405]

約数ペア:

[(1, 68109405), (3, 22703135), (5, 13621881), (7, 9729915), (13, 5239185), (15, 4540627), (21, 3243305), (35, 1945983), (39, 1746395), (41, 1661205), (65, 1047837), (91, 748455), (105, 648661), (123, 553735), (195, 349279), (205, 332241), (273, 249485), (287, 237315), (455, 149691), (533, 127785), (615, 110747), (861, 79105), (1217, 55965), (1365, 49897), (1435, 47463), (1599, 42595), (2665, 25557), (3651, 18655), (3731, 18255), (4305, 15821), (6085, 11193), (7995, 8519)]