1261507105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{1291}}^1$

素因数の和:1641

約数の個数: 32

約数和(自身を含む): 1640943360

約数和(自身を除く): 379436255

約数列:

[1, 5, 23, 29, 115, 145, 293, 667, 1291, 1465, 3335, 6455, 6739, 8497, 29693, 33695, 37439, 42485, 148465, 187195, 195431, 378263, 861097, 977155, 1891315, 4305485, 8700049, 10969627, 43500245, 54848135, 252301421, 1261507105]

約数ペア:

[(1, 1261507105), (5, 252301421), (23, 54848135), (29, 43500245), (115, 10969627), (145, 8700049), (293, 4305485), (667, 1891315), (1291, 977155), (1465, 861097), (3335, 378263), (6455, 195431), (6739, 187195), (8497, 148465), (29693, 42485), (33695, 37439)]