128429131788

素因数分解:

$2^2\times 3^2\times {\mathrm{193}}^1\times {\mathrm{2237}}^1\times {\mathrm{8263}}^1$

素因数の和:10703

約数の個数: 72

約数和(自身を含む): 326507764128

約数和(自身を除く): 198078632340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 193, 386, 579, 772, 1158, 1737, 2237, 2316, 3474, 4474, 6711, 6948, 8263, 8948, 13422, 16526, 20133, 24789, 26844, 33052, 40266, 49578, 74367, 80532, 99156, 148734, 297468, 431741, 863482, 1295223, 1594759, 1726964, 2590446, 3189518, 3885669, 4784277, 5180892, 6379036, 7771338, 9568554, 14352831, 15542676, 18484331, 19137108, 28705662, 36968662, 55452993, 57411324, 73937324, 110905986, 166358979, 221811972, 332717958, 665435916, 3567475883, 7134951766, 10702427649, 14269903532, 21404855298, 32107282947, 42809710596, 64214565894, 128429131788]

約数ペア:

[(1, 128429131788), (2, 64214565894), (3, 42809710596), (4, 32107282947), (6, 21404855298), (9, 14269903532), (12, 10702427649), (18, 7134951766), (36, 3567475883), (193, 665435916), (386, 332717958), (579, 221811972), (772, 166358979), (1158, 110905986), (1737, 73937324), (2237, 57411324), (2316, 55452993), (3474, 36968662), (4474, 28705662), (6711, 19137108), (6948, 18484331), (8263, 15542676), (8948, 14352831), (13422, 9568554), (16526, 7771338), (20133, 6379036), (24789, 5180892), (26844, 4784277), (33052, 3885669), (40266, 3189518), (49578, 2590446), (74367, 1726964), (80532, 1594759), (99156, 1295223), (148734, 863482), (297468, 431741)]