489408087

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1370891}}^1$

素因数の和:1370918

約数の個数: 16

約数和(自身を含む): 789633792

約数和(自身を除く): 300225705

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1370891, 4112673, 9596237, 23305147, 28788711, 69915441, 163136029, 489408087]

約数ペア:

[(1, 489408087), (3, 163136029), (7, 69915441), (17, 28788711), (21, 23305147), (51, 9596237), (119, 4112673), (357, 1370891)]