81944842

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4391}}^1$

素因数の和:4474

約数の個数: 32

約数和(自身を含む): 148414464

約数和(自身を除く): 66469622

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1333, 2666, 4391, 8782, 9331, 18662, 30737, 61474, 136121, 188813, 272242, 377626, 952847, 1321691, 1905694, 2643382, 5853203, 11706406, 40972421, 81944842]

約数ペア:

[(1, 81944842), (2, 40972421), (7, 11706406), (14, 5853203), (31, 2643382), (43, 1905694), (62, 1321691), (86, 952847), (217, 377626), (301, 272242), (434, 188813), (602, 136121), (1333, 61474), (2666, 30737), (4391, 18662), (8782, 9331)]