67891109

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 83411328

約数和(自身を除く): 15520219

約数列:

[1, 11, 13, 43, 61, 143, 181, 473, 559, 671, 793, 1991, 2353, 2623, 6149, 7783, 8723, 11041, 25883, 28853, 34099, 85613, 101179, 121451, 143533, 375089, 474763, 1112969, 1578863, 5222393, 6171919, 67891109]

約数ペア:

[(1, 67891109), (11, 6171919), (13, 5222393), (43, 1578863), (61, 1112969), (143, 474763), (181, 375089), (473, 143533), (559, 121451), (671, 101179), (793, 85613), (1991, 34099), (2353, 28853), (2623, 25883), (6149, 11041), (7783, 8723)]