1440142

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{541}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 2380464

約数和(自身を除く): 940322

約数列:

[1, 2, 11, 22, 121, 242, 541, 1082, 1331, 2662, 5951, 11902, 65461, 130922, 720071, 1440142]

約数ペア:

[(1, 1440142), (2, 720071), (11, 130922), (22, 65461), (121, 11902), (242, 5951), (541, 2662), (1082, 1331)]