138439678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2063}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 234057600

約数和(自身を除く): 95617922

約数列:

[1, 2, 13, 26, 29, 58, 89, 178, 377, 754, 1157, 2063, 2314, 2581, 4126, 5162, 26819, 33553, 53638, 59827, 67106, 119654, 183607, 367214, 777751, 1555502, 2386891, 4773782, 5324603, 10649206, 69219839, 138439678]

約数ペア:

[(1, 138439678), (2, 69219839), (13, 10649206), (26, 5324603), (29, 4773782), (58, 2386891), (89, 1555502), (178, 777751), (377, 367214), (754, 183607), (1157, 119654), (2063, 67106), (2314, 59827), (2581, 53638), (4126, 33553), (5162, 26819)]