81115888

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16843}}^1$

素因数の和:16901

約数の個数: 40

約数和(自身を含む): 183801728

約数和(自身を除く): 102685840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 16843, 33686, 67372, 117901, 134744, 235802, 269488, 471604, 724249, 943208, 1448498, 1886416, 2896996, 5069743, 5793992, 10139486, 11587984, 20278972, 40557944, 81115888]

約数ペア:

[(1, 81115888), (2, 40557944), (4, 20278972), (7, 11587984), (8, 10139486), (14, 5793992), (16, 5069743), (28, 2896996), (43, 1886416), (56, 1448498), (86, 943208), (112, 724249), (172, 471604), (301, 269488), (344, 235802), (602, 134744), (688, 117901), (1204, 67372), (2408, 33686), (4816, 16843)]