256776312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{823001}}^1$

素因数の和:823023

約数の個数: 32

約数和(自身を含む): 691321680

約数和(自身を除く): 434545368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 823001, 1646002, 2469003, 3292004, 4938006, 6584008, 9876012, 10699013, 19752024, 21398026, 32097039, 42796052, 64194078, 85592104, 128388156, 256776312]

約数ペア:

[(1, 256776312), (2, 128388156), (3, 85592104), (4, 64194078), (6, 42796052), (8, 32097039), (12, 21398026), (13, 19752024), (24, 10699013), (26, 9876012), (39, 6584008), (52, 4938006), (78, 3292004), (104, 2469003), (156, 1646002), (312, 823001)]