213551445

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2063}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 350318592

約数和(自身を除く): 136767147

約数列:

[1, 3, 5, 15, 67, 103, 201, 309, 335, 515, 1005, 1545, 2063, 6189, 6901, 10315, 20703, 30945, 34505, 103515, 138221, 212489, 414663, 637467, 691105, 1062445, 2073315, 3187335, 14236763, 42710289, 71183815, 213551445]

約数ペア:

[(1, 213551445), (3, 71183815), (5, 42710289), (15, 14236763), (67, 3187335), (103, 2073315), (201, 1062445), (309, 691105), (335, 637467), (515, 414663), (1005, 212489), (1545, 138221), (2063, 103515), (6189, 34505), (6901, 30945), (10315, 20703)]