855408

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 40

約数和(自身を含む): 2249856

約数和(自身を除く): 1394448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 251, 284, 426, 502, 568, 753, 852, 1004, 1136, 1506, 1704, 2008, 3012, 3408, 4016, 6024, 12048, 17821, 35642, 53463, 71284, 106926, 142568, 213852, 285136, 427704, 855408]

約数ペア:

[(1, 855408), (2, 427704), (3, 285136), (4, 213852), (6, 142568), (8, 106926), (12, 71284), (16, 53463), (24, 35642), (48, 17821), (71, 12048), (142, 6024), (213, 4016), (251, 3408), (284, 3012), (426, 2008), (502, 1704), (568, 1506), (753, 1136), (852, 1004)]