2021640315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{202063}}^1$

素因数の和:202123

約数の個数: 32

約数和(自身を含む): 3491665920

約数和(自身を除く): 1470025605

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 10005, 202063, 606189, 1010315, 3030945, 4647449, 5859827, 13942347, 17579481, 23237245, 29299135, 69711735, 87897405, 134776021, 404328063, 673880105, 2021640315]

約数ペア:

[(1, 2021640315), (3, 673880105), (5, 404328063), (15, 134776021), (23, 87897405), (29, 69711735), (69, 29299135), (87, 23237245), (115, 17579481), (145, 13942347), (345, 5859827), (435, 4647449), (667, 3030945), (2001, 1010315), (3335, 606189), (10005, 202063)]