31321628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3989}}^1$

素因数の和:4157

約数の個数: 24

約数和(自身を含む): 59435040

約数和(自身を除く): 28113412

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 3989, 7852, 7978, 15956, 51857, 103714, 207428, 602339, 1204678, 2409356, 7830407, 15660814, 31321628]

約数ペア:

[(1, 31321628), (2, 15660814), (4, 7830407), (13, 2409356), (26, 1204678), (52, 602339), (151, 207428), (302, 103714), (604, 51857), (1963, 15956), (3926, 7978), (3989, 7852)]