28171605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{24391}}^1$

素因数の和:24417

約数の個数: 32

約数和(自身を含む): 56199168

約数和(自身を除く): 28027563

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 24391, 73173, 121955, 170737, 268301, 365865, 512211, 804903, 853685, 1341505, 1878107, 2561055, 4024515, 5634321, 9390535, 28171605]

約数ペア:

[(1, 28171605), (3, 9390535), (5, 5634321), (7, 4024515), (11, 2561055), (15, 1878107), (21, 1341505), (33, 853685), (35, 804903), (55, 512211), (77, 365865), (105, 268301), (165, 170737), (231, 121955), (385, 73173), (1155, 24391)]