1315259816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{407959}}^1$

素因数の和:408009

約数の個数: 32

約数和(自身を含む): 2741491200

約数和(自身を除く): 1426231384

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 407959, 815918, 1631836, 3263672, 5303467, 10606934, 12646729, 21213868, 25293458, 42427736, 50586916, 101173832, 164407477, 328814954, 657629908, 1315259816]

約数ペア:

[(1, 1315259816), (2, 657629908), (4, 328814954), (8, 164407477), (13, 101173832), (26, 50586916), (31, 42427736), (52, 25293458), (62, 21213868), (104, 12646729), (124, 10606934), (248, 5303467), (403, 3263672), (806, 1631836), (1612, 815918), (3224, 407959)]