201211465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^2$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 306657792

約数和(自身を除く): 105446327

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 97, 235, 329, 455, 485, 611, 679, 1261, 1645, 3055, 3395, 4277, 4559, 6305, 8827, 9409, 21385, 22795, 31913, 44135, 47045, 59267, 65863, 122317, 159565, 296335, 329315, 414869, 442223, 611585, 856219, 2074345, 2211115, 3095561, 4281095, 5748899, 15477805, 28744495, 40242293, 201211465]

約数ペア:

[(1, 201211465), (5, 40242293), (7, 28744495), (13, 15477805), (35, 5748899), (47, 4281095), (65, 3095561), (91, 2211115), (97, 2074345), (235, 856219), (329, 611585), (455, 442223), (485, 414869), (611, 329315), (679, 296335), (1261, 159565), (1645, 122317), (3055, 65863), (3395, 59267), (4277, 47045), (4559, 44135), (6305, 31913), (8827, 22795), (9409, 21385)]