447549579

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{19979}}^1$

素因数の和:20135

約数の個数: 24

約数和(自身を含む): 685713600

約数和(自身を除く): 238164021

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 7467, 19979, 22401, 59937, 179811, 379601, 1138803, 2617249, 3416409, 7851747, 23555241, 49727731, 149183193, 447549579]

約数ペア:

[(1, 447549579), (3, 149183193), (9, 49727731), (19, 23555241), (57, 7851747), (131, 3416409), (171, 2617249), (393, 1138803), (1179, 379601), (2489, 179811), (7467, 59937), (19979, 22401)]