20171192835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{42689}}^1$

素因数の和:42840

約数の個数: 48

約数和(自身を含む): 34599391200

約数和(自身を除く): 14428198365

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 289, 327, 545, 867, 1445, 1635, 1853, 4335, 5559, 9265, 27795, 31501, 42689, 94503, 128067, 157505, 213445, 472515, 640335, 725713, 2177139, 3628565, 4653101, 10885695, 12337121, 13959303, 23265505, 37011363, 61685605, 69796515, 79102717, 185056815, 237308151, 395513585, 1186540755, 1344746189, 4034238567, 6723730945, 20171192835]

約数ペア:

[(1, 20171192835), (3, 6723730945), (5, 4034238567), (15, 1344746189), (17, 1186540755), (51, 395513585), (85, 237308151), (109, 185056815), (255, 79102717), (289, 69796515), (327, 61685605), (545, 37011363), (867, 23265505), (1445, 13959303), (1635, 12337121), (1853, 10885695), (4335, 4653101), (5559, 3628565), (9265, 2177139), (27795, 725713), (31501, 640335), (42689, 472515), (94503, 213445), (128067, 157505)]