268536424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{135899}}^1$

素因数の和:135937

約数の個数: 32

約数和(自身を含む): 570780000

約数和(自身を除く): 302243576

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 135899, 271798, 543596, 1087192, 1766687, 2582081, 3533374, 5164162, 7066748, 10328324, 14133496, 20656648, 33567053, 67134106, 134268212, 268536424]

約数ペア:

[(1, 268536424), (2, 134268212), (4, 67134106), (8, 33567053), (13, 20656648), (19, 14133496), (26, 10328324), (38, 7066748), (52, 5164162), (76, 3533374), (104, 2582081), (152, 1766687), (247, 1087192), (494, 543596), (988, 271798), (1976, 135899)]