845728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 1905120

約数和(自身を除く): 1059392

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 107, 152, 208, 214, 247, 304, 416, 428, 494, 608, 856, 988, 1391, 1712, 1976, 2033, 2782, 3424, 3952, 4066, 5564, 7904, 8132, 11128, 16264, 22256, 26429, 32528, 44512, 52858, 65056, 105716, 211432, 422864, 845728]

約数ペア:

[(1, 845728), (2, 422864), (4, 211432), (8, 105716), (13, 65056), (16, 52858), (19, 44512), (26, 32528), (32, 26429), (38, 22256), (52, 16264), (76, 11128), (104, 8132), (107, 7904), (152, 5564), (208, 4066), (214, 3952), (247, 3424), (304, 2782), (416, 2033), (428, 1976), (494, 1712), (608, 1391), (856, 988)]