1271161731

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3185869}}^1$

素因数の和:3185898

約数の個数: 16

約数和(自身を含む): 2038956800

約数和(自身を除く): 767795069

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3185869, 9557607, 22301083, 60531511, 66903249, 181594533, 423720577, 1271161731]

約数ペア:

[(1, 1271161731), (3, 423720577), (7, 181594533), (19, 66903249), (21, 60531511), (57, 22301083), (133, 9557607), (399, 3185869)]