201919389

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{40231}}^1$

素因数の和:40480

約数の個数: 16

約数和(自身を含む): 308981760

約数和(自身を除く): 107062371

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 40231, 120693, 281617, 844851, 9615209, 28845627, 67306463, 201919389]

約数ペア:

[(1, 201919389), (3, 67306463), (7, 28845627), (21, 9615209), (239, 844851), (717, 281617), (1673, 120693), (5019, 40231)]