51707115

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 95629248

約数和(自身を除く): 43922133

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 257, 263, 765, 771, 789, 1285, 1315, 2313, 2367, 3855, 3945, 4369, 4471, 11565, 11835, 13107, 13413, 21845, 22355, 39321, 40239, 65535, 67065, 67591, 196605, 201195, 202773, 337955, 608319, 1013865, 1149047, 3041595, 3447141, 5745235, 10341423, 17235705, 51707115]

約数ペア:

[(1, 51707115), (3, 17235705), (5, 10341423), (9, 5745235), (15, 3447141), (17, 3041595), (45, 1149047), (51, 1013865), (85, 608319), (153, 337955), (255, 202773), (257, 201195), (263, 196605), (765, 67591), (771, 67065), (789, 65535), (1285, 40239), (1315, 39321), (2313, 22355), (2367, 21845), (3855, 13413), (3945, 13107), (4369, 11835), (4471, 11565)]