86978151

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{647}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 139345920

約数和(自身を除く): 52367769

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 383, 647, 1149, 1941, 3447, 4979, 5823, 8411, 10341, 14937, 17469, 25233, 44811, 75699, 134433, 227097, 247801, 743403, 2230209, 3221413, 6690627, 9664239, 28992717, 86978151]

約数ペア:

[(1, 86978151), (3, 28992717), (9, 9664239), (13, 6690627), (27, 3221413), (39, 2230209), (117, 743403), (351, 247801), (383, 227097), (647, 134433), (1149, 75699), (1941, 44811), (3447, 25233), (4979, 17469), (5823, 14937), (8411, 10341)]