157219755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4448

約数の個数: 64

約数和(自身を含む): 323813376

約数和(自身を除く): 166593621

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 231, 341, 385, 465, 651, 1023, 1085, 1155, 1705, 2387, 3255, 4391, 5115, 7161, 11935, 13173, 21955, 30737, 35805, 48301, 65865, 92211, 136121, 144903, 153685, 241505, 338107, 408363, 461055, 680605, 724515, 952847, 1014321, 1497331, 1690535, 2041815, 2858541, 4491993, 4764235, 5071605, 7486655, 10481317, 14292705, 22459965, 31443951, 52406585, 157219755]

約数ペア:

[(1, 157219755), (3, 52406585), (5, 31443951), (7, 22459965), (11, 14292705), (15, 10481317), (21, 7486655), (31, 5071605), (33, 4764235), (35, 4491993), (55, 2858541), (77, 2041815), (93, 1690535), (105, 1497331), (155, 1014321), (165, 952847), (217, 724515), (231, 680605), (341, 461055), (385, 408363), (465, 338107), (651, 241505), (1023, 153685), (1085, 144903), (1155, 136121), (1705, 92211), (2387, 65865), (3255, 48301), (4391, 35805), (5115, 30737), (7161, 21955), (11935, 13173)]