28294037265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1\times {\mathrm{1901}}^1$

素因数の和:2650

約数の個数: 64

約数和(自身を含む): 49244332032

約数和(自身を除く): 20950294767

約数列:

[1, 3, 5, 13, 15, 39, 65, 127, 195, 381, 601, 635, 1651, 1803, 1901, 1905, 3005, 4953, 5703, 7813, 8255, 9015, 9505, 23439, 24713, 24765, 28515, 39065, 74139, 76327, 117195, 123565, 228981, 241427, 370695, 381635, 724281, 992251, 1142501, 1144905, 1207135, 2976753, 3138551, 3427503, 3621405, 4961255, 5712505, 9415653, 14852513, 14883765, 15692755, 17137515, 44557539, 47078265, 74262565, 145097627, 222787695, 435292881, 725488135, 1886269151, 2176464405, 5658807453, 9431345755, 28294037265]

約数ペア:

[(1, 28294037265), (3, 9431345755), (5, 5658807453), (13, 2176464405), (15, 1886269151), (39, 725488135), (65, 435292881), (127, 222787695), (195, 145097627), (381, 74262565), (601, 47078265), (635, 44557539), (1651, 17137515), (1803, 15692755), (1901, 14883765), (1905, 14852513), (3005, 9415653), (4953, 5712505), (5703, 4961255), (7813, 3621405), (8255, 3427503), (9015, 3138551), (9505, 2976753), (23439, 1207135), (24713, 1144905), (24765, 1142501), (28515, 992251), (39065, 724281), (74139, 381635), (76327, 370695), (117195, 241427), (123565, 228981)]