40329681

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{12889}}^1$

素因数の和:13048

約数の個数: 16

約数和(自身を含む): 61872000

約数和(自身を除く): 21542319

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 12889, 38667, 90223, 270669, 1920461, 5761383, 13443227, 40329681]

約数ペア:

[(1, 40329681), (3, 13443227), (7, 5761383), (21, 1920461), (149, 270669), (447, 90223), (1043, 38667), (3129, 12889)]