2781436

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 36

約数和(自身を含む): 5917968

約数和(自身を除く): 3136532

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 617, 644, 1127, 1234, 2254, 2468, 4319, 4508, 8638, 14191, 17276, 28382, 30233, 56764, 60466, 99337, 120932, 198674, 397348, 695359, 1390718, 2781436]

約数ペア:

[(1, 2781436), (2, 1390718), (4, 695359), (7, 397348), (14, 198674), (23, 120932), (28, 99337), (46, 60466), (49, 56764), (92, 30233), (98, 28382), (161, 17276), (196, 14191), (322, 8638), (617, 4508), (644, 4319), (1127, 2468), (1234, 2254)]