28421637

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17977}}^1$

素因数の和:18028

約数の個数: 16

約数和(自身を含む): 41421312

約数和(自身を除く): 12999675

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 17977, 53931, 305609, 557287, 916827, 1671861, 9473879, 28421637]

約数ペア:

[(1, 28421637), (3, 9473879), (17, 1671861), (31, 916827), (51, 557287), (93, 305609), (527, 53931), (1581, 17977)]