1901965247

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311951}}^1$

素因数の和:312038

約数の個数: 16

約数和(自身を含む): 2375826432

約数和(自身を除く): 473861185

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 311951, 2183657, 4055363, 20900717, 28387541, 146305019, 271709321, 1901965247]

約数ペア:

[(1, 1901965247), (7, 271709321), (13, 146305019), (67, 28387541), (91, 20900717), (469, 4055363), (871, 2183657), (6097, 311951)]