210311738

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21803}}^1$

素因数の和:21878

約数の個数: 32

約数和(自身を含む): 395611776

約数和(自身を除く): 185300038

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 9646, 21803, 43606, 152621, 283439, 305242, 566878, 1155559, 1984073, 2311118, 3968146, 8088913, 15022267, 16177826, 30044534, 105155869, 210311738]

約数ペア:

[(1, 210311738), (2, 105155869), (7, 30044534), (13, 16177826), (14, 15022267), (26, 8088913), (53, 3968146), (91, 2311118), (106, 1984073), (182, 1155559), (371, 566878), (689, 305242), (742, 283439), (1378, 152621), (4823, 43606), (9646, 21803)]