1388332290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{175961}}^1$

素因数の和:176234

約数の個数: 32

約数和(自身を含む): 3344685696

約数和(自身を除く): 1956353406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 7890, 175961, 351922, 527883, 879805, 1055766, 1759610, 2639415, 5278830, 46277743, 92555486, 138833229, 231388715, 277666458, 462777430, 694166145, 1388332290]

約数ペア:

[(1, 1388332290), (2, 694166145), (3, 462777430), (5, 277666458), (6, 231388715), (10, 138833229), (15, 92555486), (30, 46277743), (263, 5278830), (526, 2639415), (789, 1759610), (1315, 1055766), (1578, 879805), (2630, 527883), (3945, 351922), (7890, 175961)]