202000981

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1361}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 254328984

約数和(自身を除く): 52328003

約数列:

[1, 7, 13, 49, 91, 233, 637, 1361, 1631, 3029, 9527, 11417, 17693, 21203, 66689, 123851, 148421, 317113, 866957, 2219791, 4122469, 15538537, 28857283, 202000981]

約数ペア:

[(1, 202000981), (7, 28857283), (13, 15538537), (49, 4122469), (91, 2219791), (233, 866957), (637, 317113), (1361, 148421), (1631, 123851), (3029, 66689), (9527, 21203), (11417, 17693)]