73980651

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20431}}^1$

素因数の和:20522

約数の個数: 16

約数和(自身を含む): 105919488

約数和(自身を除く): 31938837

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 20431, 61293, 347327, 1041981, 1450601, 4351803, 24660217, 73980651]

約数ペア:

[(1, 73980651), (3, 24660217), (17, 4351803), (51, 1450601), (71, 1041981), (213, 347327), (1207, 61293), (3621, 20431)]