678792008

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{55061}}^1$

素因数の和:55157

約数の個数: 32

約数和(自身を含む): 1347917760

約数和(自身を除く): 669125752

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1541, 3082, 6164, 12328, 55061, 110122, 220244, 440488, 1266403, 2532806, 3689087, 5065612, 7378174, 10131224, 14756348, 29512696, 84849001, 169698002, 339396004, 678792008]

約数ペア:

[(1, 678792008), (2, 339396004), (4, 169698002), (8, 84849001), (23, 29512696), (46, 14756348), (67, 10131224), (92, 7378174), (134, 5065612), (184, 3689087), (268, 2532806), (536, 1266403), (1541, 440488), (3082, 220244), (6164, 110122), (12328, 55061)]