49891465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 67074336

約数和(自身を除く): 17182871

約数列:

[1, 5, 13, 41, 65, 97, 193, 205, 485, 533, 965, 1261, 2509, 2665, 3977, 6305, 7913, 12545, 18721, 19885, 39565, 51701, 93605, 102869, 243373, 258505, 514345, 767561, 1216865, 3837805, 9978293, 49891465]

約数ペア:

[(1, 49891465), (5, 9978293), (13, 3837805), (41, 1216865), (65, 767561), (97, 514345), (193, 258505), (205, 243373), (485, 102869), (533, 93605), (965, 51701), (1261, 39565), (2509, 19885), (2665, 18721), (3977, 12545), (6305, 7913)]