81508142

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1\times {\mathrm{1061}}^1$

素因数の和:1675

約数の個数: 16

約数和(自身を含む): 124330464

約数和(自身を除く): 42822322

約数列:

[1, 2, 71, 142, 541, 1061, 1082, 2122, 38411, 75331, 76822, 150662, 574001, 1148002, 40754071, 81508142]

約数ペア:

[(1, 81508142), (2, 40754071), (71, 1148002), (142, 574001), (541, 150662), (1061, 76822), (1082, 75331), (2122, 38411)]