26938681

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 10292807

約数列:

[1, 7, 11, 23, 41, 49, 53, 77, 161, 253, 287, 371, 451, 539, 583, 943, 1127, 1219, 1771, 2009, 2173, 2597, 3157, 4081, 6601, 8533, 10373, 12397, 13409, 15211, 22099, 23903, 28567, 46207, 49979, 59731, 72611, 93863, 106477, 167321, 349853, 508277, 549769, 657041, 1171247, 2448971, 3848383, 26938681]

約数ペア:

[(1, 26938681), (7, 3848383), (11, 2448971), (23, 1171247), (41, 657041), (49, 549769), (53, 508277), (77, 349853), (161, 167321), (253, 106477), (287, 93863), (371, 72611), (451, 59731), (539, 49979), (583, 46207), (943, 28567), (1127, 23903), (1219, 22099), (1771, 15211), (2009, 13409), (2173, 12397), (2597, 10373), (3157, 8533), (4081, 6601)]