81052142

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1\times {\mathrm{773}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 123158880

約数和(自身を除く): 42106738

約数列:

[1, 2, 103, 206, 509, 773, 1018, 1546, 52427, 79619, 104854, 159238, 393457, 786914, 40526071, 81052142]

約数ペア:

[(1, 81052142), (2, 40526071), (103, 786914), (206, 393457), (509, 159238), (773, 104854), (1018, 79619), (1546, 52427)]