156944978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 254664000

約数和(自身を除く): 97719022

約数列:

[1, 2, 19, 38, 53, 106, 149, 298, 523, 1007, 1046, 2014, 2831, 5662, 7897, 9937, 15794, 19874, 27719, 55438, 77927, 150043, 155854, 300086, 526661, 1053322, 1480613, 2961226, 4130131, 8260262, 78472489, 156944978]

約数ペア:

[(1, 156944978), (2, 78472489), (19, 8260262), (38, 4130131), (53, 2961226), (106, 1480613), (149, 1053322), (298, 526661), (523, 300086), (1007, 155854), (1046, 150043), (2014, 77927), (2831, 55438), (5662, 27719), (7897, 19874), (9937, 15794)]