15780924

素因数分解:

$2^2\times 3^2\times {\mathrm{557}}^1\times {\mathrm{787}}^1$

素因数の和:1354

約数の個数: 36

約数和(自身を含む): 40013064

約数和(自身を除く): 24232140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557, 787, 1114, 1574, 1671, 2228, 2361, 3148, 3342, 4722, 5013, 6684, 7083, 9444, 10026, 14166, 20052, 28332, 438359, 876718, 1315077, 1753436, 2630154, 3945231, 5260308, 7890462, 15780924]

約数ペア:

[(1, 15780924), (2, 7890462), (3, 5260308), (4, 3945231), (6, 2630154), (9, 1753436), (12, 1315077), (18, 876718), (36, 438359), (557, 28332), (787, 20052), (1114, 14166), (1574, 10026), (1671, 9444), (2228, 7083), (2361, 6684), (3148, 5013), (3342, 4722)]