1912917

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 2680832

約数和(自身を除く): 767915

約数列:

[1, 3, 31, 67, 93, 201, 307, 921, 2077, 6231, 9517, 20569, 28551, 61707, 637639, 1912917]

約数ペア:

[(1, 1912917), (3, 637639), (31, 61707), (67, 28551), (93, 20569), (201, 9517), (307, 6231), (921, 2077)]