279235761

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5881}}^1$

素因数の和:5934

約数の個数: 48

約数和(自身を含む): 482794560

約数和(自身を除く): 203558799

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 2261, 2499, 2793, 5881, 6783, 15827, 17643, 41167, 47481, 99977, 111739, 123501, 288169, 299931, 335217, 699839, 782173, 864507, 1899563, 2099517, 2346519, 4898873, 5475211, 5698689, 13296941, 14696619, 16425633, 39890823, 93078587, 279235761]

約数ペア:

[(1, 279235761), (3, 93078587), (7, 39890823), (17, 16425633), (19, 14696619), (21, 13296941), (49, 5698689), (51, 5475211), (57, 4898873), (119, 2346519), (133, 2099517), (147, 1899563), (323, 864507), (357, 782173), (399, 699839), (833, 335217), (931, 299931), (969, 288169), (2261, 123501), (2499, 111739), (2793, 99977), (5881, 47481), (6783, 41167), (15827, 17643)]