1227919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 1575936

約数和(自身を除く): 348017

約数列:

[1, 7, 11, 37, 77, 259, 407, 431, 2849, 3017, 4741, 15947, 33187, 111629, 175417, 1227919]

約数ペア:

[(1, 1227919), (7, 175417), (11, 111629), (37, 33187), (77, 15947), (259, 4741), (407, 3017), (431, 2849)]