394355087

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 468052992

約数和(自身を除く): 73697905

約数列:

[1, 7, 49, 71, 263, 431, 497, 1841, 3017, 3479, 12887, 18673, 21119, 30601, 113353, 130711, 214207, 793471, 914977, 1499449, 5554297, 8048063, 56336441, 394355087]

約数ペア:

[(1, 394355087), (7, 56336441), (49, 8048063), (71, 5554297), (263, 1499449), (431, 914977), (497, 793471), (1841, 214207), (3017, 130711), (3479, 113353), (12887, 30601), (18673, 21119)]