156728807998

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20243969}}^1$

素因数の和:20244064

約数の個数: 24

約数和(自身を含む): 276937509600

約数和(自身を除く): 120208701602

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 20243969, 40487938, 141707783, 283415566, 991954481, 1599273551, 1983908962, 3198547102, 11194914857, 22389829714, 78364403999, 156728807998]

約数ペア:

[(1, 156728807998), (2, 78364403999), (7, 22389829714), (14, 11194914857), (49, 3198547102), (79, 1983908962), (98, 1599273551), (158, 991954481), (553, 283415566), (1106, 141707783), (3871, 40487938), (7742, 20243969)]