1541897

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 16

約数和(自身を含む): 1880832

約数和(自身を除く): 338935

約数列:

[1, 7, 23, 61, 157, 161, 427, 1099, 1403, 3611, 9577, 9821, 25277, 67039, 220271, 1541897]

約数ペア:

[(1, 1541897), (7, 220271), (23, 67039), (61, 25277), (157, 9821), (161, 9577), (427, 3611), (1099, 1403)]