209214985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1597}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 303747840

約数和(自身を除く): 94532855

約数列:

[1, 5, 7, 19, 35, 95, 133, 197, 665, 985, 1379, 1597, 3743, 6895, 7985, 11179, 18715, 26201, 30343, 55895, 131005, 151715, 212401, 314609, 1062005, 1573045, 2202263, 5977571, 11011315, 29887855, 41842997, 209214985]

約数ペア:

[(1, 209214985), (5, 41842997), (7, 29887855), (19, 11011315), (35, 5977571), (95, 2202263), (133, 1573045), (197, 1062005), (665, 314609), (985, 212401), (1379, 151715), (1597, 131005), (3743, 55895), (6895, 30343), (7985, 26201), (11179, 18715)]