1285704004

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{28387}}^1$

素因数の和:28484

約数の個数: 36

約数和(自身を含む): 2472821904

約数和(自身を除く): 1187117900

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 169, 268, 338, 676, 871, 1742, 3484, 11323, 22646, 28387, 45292, 56774, 113548, 369031, 738062, 1476124, 1901929, 3803858, 4797403, 7607716, 9594806, 19189612, 24725077, 49450154, 98900308, 321426001, 642852002, 1285704004]

約数ペア:

[(1, 1285704004), (2, 642852002), (4, 321426001), (13, 98900308), (26, 49450154), (52, 24725077), (67, 19189612), (134, 9594806), (169, 7607716), (268, 4797403), (338, 3803858), (676, 1901929), (871, 1476124), (1742, 738062), (3484, 369031), (11323, 113548), (22646, 56774), (28387, 45292)]