1285389645

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1\times {\mathrm{1361}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 2086801920

約数和(自身を除く): 801412275

約数列:

[1, 3, 5, 15, 79, 237, 395, 797, 1185, 1361, 2391, 3985, 4083, 6805, 11955, 20415, 62963, 107519, 188889, 314815, 322557, 537595, 944445, 1084717, 1612785, 3254151, 5423585, 16270755, 85692643, 257077929, 428463215, 1285389645]

約数ペア:

[(1, 1285389645), (3, 428463215), (5, 257077929), (15, 85692643), (79, 16270755), (237, 5423585), (395, 3254151), (797, 1612785), (1185, 1084717), (1361, 944445), (2391, 537595), (3985, 322557), (4083, 314815), (6805, 188889), (11955, 107519), (20415, 62963)]