1921119

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 2741760

約数和(自身を除く): 820641

約数列:

[1, 3, 17, 51, 139, 271, 417, 813, 2363, 4607, 7089, 13821, 37669, 113007, 640373, 1921119]

約数ペア:

[(1, 1921119), (3, 640373), (17, 113007), (51, 37669), (139, 13821), (271, 7089), (417, 4607), (813, 2363)]