161292972

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{189311}}^1$

素因数の和:189389

約数の個数: 24

約数和(自身を含む): 381652992

約数和(自身を除く): 220360020

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 189311, 378622, 567933, 757244, 1135866, 2271732, 13441081, 26882162, 40323243, 53764324, 80646486, 161292972]

約数ペア:

[(1, 161292972), (2, 80646486), (3, 53764324), (4, 40323243), (6, 26882162), (12, 13441081), (71, 2271732), (142, 1135866), (213, 757244), (284, 567933), (426, 378622), (852, 189311)]