385804545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 776625408

約数和(自身を除く): 390820863

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 51, 85, 87, 105, 119, 145, 203, 255, 257, 357, 435, 493, 595, 609, 771, 841, 1015, 1285, 1479, 1785, 1799, 2465, 2523, 3045, 3451, 3855, 4205, 4369, 5397, 5887, 7395, 7453, 8995, 10353, 12615, 13107, 14297, 17255, 17661, 21845, 22359, 26985, 29435, 30583, 37265, 42891, 51765, 52171, 65535, 71485, 88305, 91749, 100079, 111795, 126701, 152915, 156513, 214455, 216137, 260855, 300237, 380103, 458745, 500395, 633505, 648411, 782565, 886907, 1080685, 1501185, 1512959, 1900515, 2660721, 3242055, 3674329, 4434535, 4538877, 7564795, 11022987, 13303605, 18371645, 22694385, 25720303, 55114935, 77160909, 128601515, 385804545]

約数ペア:

[(1, 385804545), (3, 128601515), (5, 77160909), (7, 55114935), (15, 25720303), (17, 22694385), (21, 18371645), (29, 13303605), (35, 11022987), (51, 7564795), (85, 4538877), (87, 4434535), (105, 3674329), (119, 3242055), (145, 2660721), (203, 1900515), (255, 1512959), (257, 1501185), (357, 1080685), (435, 886907), (493, 782565), (595, 648411), (609, 633505), (771, 500395), (841, 458745), (1015, 380103), (1285, 300237), (1479, 260855), (1785, 216137), (1799, 214455), (2465, 156513), (2523, 152915), (3045, 126701), (3451, 111795), (3855, 100079), (4205, 91749), (4369, 88305), (5397, 71485), (5887, 65535), (7395, 52171), (7453, 51765), (8995, 42891), (10353, 37265), (12615, 30583), (13107, 29435), (14297, 26985), (17255, 22359), (17661, 21845)]