28028574

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 69844320

約数和(自身を除く): 41815746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 181, 362, 543, 1086, 1229, 1267, 1629, 2458, 2534, 3258, 3687, 3801, 7374, 7602, 8603, 11061, 11403, 17206, 22122, 22806, 25809, 51618, 77427, 154854, 222449, 444898, 667347, 1334694, 1557143, 2002041, 3114286, 4004082, 4671429, 9342858, 14014287, 28028574]

約数ペア:

[(1, 28028574), (2, 14014287), (3, 9342858), (6, 4671429), (7, 4004082), (9, 3114286), (14, 2002041), (18, 1557143), (21, 1334694), (42, 667347), (63, 444898), (126, 222449), (181, 154854), (362, 77427), (543, 51618), (1086, 25809), (1229, 22806), (1267, 22122), (1629, 17206), (2458, 11403), (2534, 11061), (3258, 8603), (3687, 7602), (3801, 7374)]