2011120965

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{21211}}^1$

素因数の和:21279

約数の個数: 72

約数和(自身を含む): 4149576288

約数和(自身を除く): 2138455323

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 645, 735, 903, 1505, 1935, 2107, 2205, 2709, 4515, 6321, 10535, 13545, 18963, 21211, 31605, 63633, 94815, 106055, 148477, 190899, 318165, 445431, 742385, 912073, 954495, 1039339, 1336293, 2227155, 2736219, 3118017, 4560365, 5196695, 6384511, 6681465, 8208657, 9354051, 13681095, 15590085, 19153533, 31922555, 41043285, 44691577, 46770255, 57460599, 95767665, 134074731, 223457885, 287302995, 402224193, 670373655, 2011120965]

約数ペア:

[(1, 2011120965), (3, 670373655), (5, 402224193), (7, 287302995), (9, 223457885), (15, 134074731), (21, 95767665), (35, 57460599), (43, 46770255), (45, 44691577), (49, 41043285), (63, 31922555), (105, 19153533), (129, 15590085), (147, 13681095), (215, 9354051), (245, 8208657), (301, 6681465), (315, 6384511), (387, 5196695), (441, 4560365), (645, 3118017), (735, 2736219), (903, 2227155), (1505, 1336293), (1935, 1039339), (2107, 954495), (2205, 912073), (2709, 742385), (4515, 445431), (6321, 318165), (10535, 190899), (13545, 148477), (18963, 106055), (21211, 94815), (31605, 63633)]