149712213

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{28403}}^1$

素因数の和:28664

約数の個数: 16

約数和(自身を含む): 229049856

約数和(自身を除く): 79337643

約数列:

[1, 3, 7, 21, 251, 753, 1757, 5271, 28403, 85209, 198821, 596463, 7129153, 21387459, 49904071, 149712213]

約数ペア:

[(1, 149712213), (3, 49904071), (7, 21387459), (21, 7129153), (251, 596463), (753, 198821), (1757, 85209), (5271, 28403)]