72028202421

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{17410733}}^1$

素因数の和:17410940

約数の個数: 16

約数和(自身を含む): 110314410624

約数和(自身を除く): 38286208203

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 17410733, 52232199, 121875131, 365625393, 3429914401, 10289743203, 24009400807, 72028202421]

約数ペア:

[(1, 72028202421), (3, 24009400807), (7, 10289743203), (21, 3429914401), (197, 365625393), (591, 121875131), (1379, 52232199), (4137, 17410733)]