991750136

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{727}}^1\times {\mathrm{1009}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 2018343600

約数和(自身を除く): 1026593464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 727, 1009, 1352, 1454, 2018, 2908, 4036, 5816, 8072, 9451, 13117, 18902, 26234, 37804, 52468, 75608, 104936, 122863, 170521, 245726, 341042, 491452, 682084, 733543, 982904, 1364168, 1467086, 2934172, 5868344, 9536059, 19072118, 38144236, 76288472, 123968767, 247937534, 495875068, 991750136]

約数ペア:

[(1, 991750136), (2, 495875068), (4, 247937534), (8, 123968767), (13, 76288472), (26, 38144236), (52, 19072118), (104, 9536059), (169, 5868344), (338, 2934172), (676, 1467086), (727, 1364168), (1009, 982904), (1352, 733543), (1454, 682084), (2018, 491452), (2908, 341042), (4036, 245726), (5816, 170521), (8072, 122863), (9451, 104936), (13117, 75608), (18902, 52468), (26234, 37804)]