13278329847

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1\times {\mathrm{2381}}^1$

素因数の和:3368

約数の個数: 48

約数和(自身を含む): 20734833600

約数和(自身を除く): 7456503753

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 929, 2001, 2381, 2787, 6003, 7143, 8361, 21367, 21429, 26941, 54763, 64101, 69049, 80823, 164289, 192303, 207147, 242469, 492867, 619643, 621441, 1588127, 1858929, 2211949, 4764381, 5576787, 6635847, 14293143, 19907541, 50874827, 64146521, 152624481, 192439563, 457873443, 577318689, 1475369983, 4426109949, 13278329847]

約数ペア:

[(1, 13278329847), (3, 4426109949), (9, 1475369983), (23, 577318689), (29, 457873443), (69, 192439563), (87, 152624481), (207, 64146521), (261, 50874827), (667, 19907541), (929, 14293143), (2001, 6635847), (2381, 5576787), (2787, 4764381), (6003, 2211949), (7143, 1858929), (8361, 1588127), (21367, 621441), (21429, 619643), (26941, 492867), (54763, 242469), (64101, 207147), (69049, 192303), (80823, 164289)]