38186889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 56899584

約数和(自身を除く): 18712695

約数列:

[1, 3, 13, 39, 47, 83, 141, 249, 251, 611, 753, 1079, 1833, 3237, 3263, 3901, 9789, 11703, 11797, 20833, 35391, 50713, 62499, 152139, 153361, 270829, 460083, 812487, 979151, 2937453, 12728963, 38186889]

約数ペア:

[(1, 38186889), (3, 12728963), (13, 2937453), (39, 979151), (47, 812487), (83, 460083), (141, 270829), (249, 153361), (251, 152139), (611, 62499), (753, 50713), (1079, 35391), (1833, 20833), (3237, 11797), (3263, 11703), (3901, 9789)]