2149291389

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{428231}}^1$

素因数の和:428480

約数の個数: 16

約数和(自身を含む): 3288821760

約数和(自身を除く): 1139530371

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 428231, 1284693, 2997617, 8992851, 102347209, 307041627, 716430463, 2149291389]

約数ペア:

[(1, 2149291389), (3, 716430463), (7, 307041627), (21, 102347209), (239, 8992851), (717, 2997617), (1673, 1284693), (5019, 428231)]