51504903

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 80011008

約数和(自身を除く): 28506105

約数列:

[1, 3, 9, 27, 47, 81, 83, 141, 163, 249, 423, 489, 747, 1269, 1467, 2241, 3807, 3901, 4401, 6723, 7661, 11703, 13203, 13529, 22983, 35109, 40587, 68949, 105327, 121761, 206847, 315981, 365283, 620541, 635863, 1095849, 1907589, 5722767, 17168301, 51504903]

約数ペア:

[(1, 51504903), (3, 17168301), (9, 5722767), (27, 1907589), (47, 1095849), (81, 635863), (83, 620541), (141, 365283), (163, 315981), (249, 206847), (423, 121761), (489, 105327), (747, 68949), (1269, 40587), (1467, 35109), (2241, 22983), (3807, 13529), (3901, 13203), (4401, 11703), (6723, 7661)]