15221745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 34504704

約数和(自身を除く): 19282959

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 33, 35, 45, 55, 63, 69, 77, 99, 105, 115, 161, 165, 191, 207, 231, 253, 315, 345, 385, 483, 495, 573, 693, 759, 805, 955, 1035, 1155, 1265, 1337, 1449, 1719, 1771, 2101, 2277, 2415, 2865, 3465, 3795, 4011, 4393, 5313, 6303, 6685, 7245, 8595, 8855, 10505, 11385, 12033, 13179, 14707, 15939, 18909, 20055, 21965, 26565, 30751, 31515, 39537, 44121, 48323, 60165, 65895, 73535, 79695, 92253, 94545, 132363, 144969, 153755, 197685, 220605, 241615, 276759, 338261, 434907, 461265, 661815, 724845, 1014783, 1383795, 1691305, 2174535, 3044349, 5073915, 15221745]

約数ペア:

[(1, 15221745), (3, 5073915), (5, 3044349), (7, 2174535), (9, 1691305), (11, 1383795), (15, 1014783), (21, 724845), (23, 661815), (33, 461265), (35, 434907), (45, 338261), (55, 276759), (63, 241615), (69, 220605), (77, 197685), (99, 153755), (105, 144969), (115, 132363), (161, 94545), (165, 92253), (191, 79695), (207, 73535), (231, 65895), (253, 60165), (315, 48323), (345, 44121), (385, 39537), (483, 31515), (495, 30751), (573, 26565), (693, 21965), (759, 20055), (805, 18909), (955, 15939), (1035, 14707), (1155, 13179), (1265, 12033), (1337, 11385), (1449, 10505), (1719, 8855), (1771, 8595), (2101, 7245), (2277, 6685), (2415, 6303), (2865, 5313), (3465, 4393), (3795, 4011)]