31328466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5657}}^1$

素因数の和:5746

約数の個数: 32

約数和(自身を含む): 68439168

約数和(自身を除く): 37110702

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 5657, 11314, 16971, 33942, 73541, 147082, 220623, 401647, 441246, 803294, 1204941, 2409882, 5221411, 10442822, 15664233, 31328466]

約数ペア:

[(1, 31328466), (2, 15664233), (3, 10442822), (6, 5221411), (13, 2409882), (26, 1204941), (39, 803294), (71, 441246), (78, 401647), (142, 220623), (213, 147082), (426, 73541), (923, 33942), (1846, 16971), (2769, 11314), (5538, 5657)]