642005073

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{3733}}^1$

素因数の和:4033

約数の個数: 24

約数和(自身を含む): 941908968

約数和(自身を除く): 299903895

約数列:

[1, 3, 9, 97, 197, 291, 591, 873, 1773, 3733, 11199, 19109, 33597, 57327, 171981, 362101, 735401, 1086303, 2206203, 3258909, 6618609, 71333897, 214001691, 642005073]

約数ペア:

[(1, 642005073), (3, 214001691), (9, 71333897), (97, 6618609), (197, 3258909), (291, 2206203), (591, 1086303), (873, 735401), (1773, 362101), (3733, 171981), (11199, 57327), (19109, 33597)]