1688891601595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6101}}^1\times {\mathrm{162359}}^1$

素因数の和:168507

約数の個数: 32

約数和(自身を含む): 2282620538880

約数和(自身を除く): 593728937285

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 6101, 30505, 67111, 162359, 189131, 335555, 811795, 945655, 1785949, 2080441, 5033129, 8929745, 10402205, 25165645, 55364419, 276822095, 990552259, 4952761295, 10896074849, 30707120029, 54480374245, 153535600145, 337778320319, 1688891601595]

約数ペア:

[(1, 1688891601595), (5, 337778320319), (11, 153535600145), (31, 54480374245), (55, 30707120029), (155, 10896074849), (341, 4952761295), (1705, 990552259), (6101, 276822095), (30505, 55364419), (67111, 25165645), (162359, 10402205), (189131, 8929745), (335555, 5033129), (811795, 2080441), (945655, 1785949)]