42643017

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{8923}}^1$

素因数の和:8994

約数の個数: 20

約数和(自身を含む): 64788240

約数和(自身を除く): 22145223

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 8923, 26769, 80307, 240921, 526457, 722763, 1579371, 4738113, 14214339, 42643017]

約数ペア:

[(1, 42643017), (3, 14214339), (9, 4738113), (27, 1579371), (59, 722763), (81, 526457), (177, 240921), (531, 80307), (1593, 26769), (4779, 8923)]