313781944

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{78919}}^1$

素因数の和:79003

約数の個数: 32

約数和(自身を含む): 681868800

約数和(自身を除く): 368086856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 78919, 157838, 315676, 552433, 631352, 1104866, 2209732, 4419464, 5603249, 11206498, 22412996, 39222743, 44825992, 78445486, 156890972, 313781944]

約数ペア:

[(1, 313781944), (2, 156890972), (4, 78445486), (7, 44825992), (8, 39222743), (14, 22412996), (28, 11206498), (56, 5603249), (71, 4419464), (142, 2209732), (284, 1104866), (497, 631352), (568, 552433), (994, 315676), (1988, 157838), (3976, 78919)]