328543341

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{220351}}^1$

素因数の和:220432

約数の個数: 16

約数和(自身を含む): 507691008

約数和(自身を除く): 179147667

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 220351, 661053, 1542457, 4627371, 15644921, 46934763, 109514447, 328543341]

約数ペア:

[(1, 328543341), (3, 109514447), (7, 46934763), (21, 15644921), (71, 4627371), (213, 1542457), (497, 661053), (1491, 220351)]