39648675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 76588848

約数和(自身を除く): 36940173

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 121, 165, 187, 255, 257, 275, 363, 425, 561, 605, 771, 825, 935, 1275, 1285, 1815, 2057, 2805, 2827, 3025, 3855, 4369, 4675, 6171, 6425, 8481, 9075, 10285, 13107, 14025, 14135, 19275, 21845, 30855, 31097, 42405, 48059, 51425, 65535, 70675, 93291, 109225, 144177, 154275, 155485, 212025, 240295, 327675, 466455, 528649, 720885, 777425, 1201475, 1585947, 2332275, 2643245, 3604425, 7929735, 13216225, 39648675]

約数ペア:

[(1, 39648675), (3, 13216225), (5, 7929735), (11, 3604425), (15, 2643245), (17, 2332275), (25, 1585947), (33, 1201475), (51, 777425), (55, 720885), (75, 528649), (85, 466455), (121, 327675), (165, 240295), (187, 212025), (255, 155485), (257, 154275), (275, 144177), (363, 109225), (425, 93291), (561, 70675), (605, 65535), (771, 51425), (825, 48059), (935, 42405), (1275, 31097), (1285, 30855), (1815, 21845), (2057, 19275), (2805, 14135), (2827, 14025), (3025, 13107), (3855, 10285), (4369, 9075), (4675, 8481), (6171, 6425)]