78920655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4931}}^1$

素因数の和:5047

約数の個数: 32

約数和(自身を含む): 139200768

約数和(自身を除く): 60280113

約数列:

[1, 3, 5, 11, 15, 33, 55, 97, 165, 291, 485, 1067, 1455, 3201, 4931, 5335, 14793, 16005, 24655, 54241, 73965, 162723, 271205, 478307, 813615, 1434921, 2391535, 5261377, 7174605, 15784131, 26306885, 78920655]

約数ペア:

[(1, 78920655), (3, 26306885), (5, 15784131), (11, 7174605), (15, 5261377), (33, 2391535), (55, 1434921), (97, 813615), (165, 478307), (291, 271205), (485, 162723), (1067, 73965), (1455, 54241), (3201, 24655), (4931, 16005), (5335, 14793)]