39209421

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 56770560

約数和(自身を除く): 17561139

約数列:

[1, 3, 29, 43, 47, 87, 129, 141, 223, 669, 1247, 1363, 2021, 3741, 4089, 6063, 6467, 9589, 10481, 19401, 28767, 31443, 58609, 175827, 278081, 303949, 450683, 834243, 911847, 1352049, 13069807, 39209421]

約数ペア:

[(1, 39209421), (3, 13069807), (29, 1352049), (43, 911847), (47, 834243), (87, 450683), (129, 303949), (141, 278081), (223, 175827), (669, 58609), (1247, 31443), (1363, 28767), (2021, 19401), (3741, 10481), (4089, 9589), (6063, 6467)]