40894287

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{52631}}^1$

素因数の和:52678

約数の個数: 16

約数和(自身を含む): 64000512

約数和(自身を除く): 23106225

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 52631, 157893, 368417, 1105251, 1947347, 5842041, 13631429, 40894287]

約数ペア:

[(1, 40894287), (3, 13631429), (7, 5842041), (21, 1947347), (37, 1105251), (111, 368417), (259, 157893), (777, 52631)]