187890387

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1\times {\mathrm{643}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 252551040

約数和(自身を除く): 64660653

約数列:

[1, 3, 257, 379, 643, 771, 1137, 1929, 97403, 165251, 243697, 292209, 495753, 731091, 62630129, 187890387]

約数ペア:

[(1, 187890387), (3, 62630129), (257, 731091), (379, 495753), (643, 292209), (771, 243697), (1137, 165251), (1929, 97403)]