81771312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243367}}^1$

素因数の和:243385

約数の個数: 40

約数和(自身を含む): 241421056

約数和(自身を除く): 159649744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243367, 486734, 730101, 973468, 1460202, 1703569, 1946936, 2920404, 3407138, 3893872, 5110707, 5840808, 6814276, 10221414, 11681616, 13628552, 20442828, 27257104, 40885656, 81771312]

約数ペア:

[(1, 81771312), (2, 40885656), (3, 27257104), (4, 20442828), (6, 13628552), (7, 11681616), (8, 10221414), (12, 6814276), (14, 5840808), (16, 5110707), (21, 3893872), (24, 3407138), (28, 2920404), (42, 1946936), (48, 1703569), (56, 1460202), (84, 973468), (112, 730101), (168, 486734), (336, 243367)]