28977263

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 34761216

約数和(自身を除く): 5783953

約数列:

[1, 7, 23, 161, 211, 853, 1477, 4853, 5971, 19619, 33971, 137333, 179983, 1259881, 4139609, 28977263]

約数ペア:

[(1, 28977263), (7, 4139609), (23, 1259881), (161, 179983), (211, 137333), (853, 33971), (1477, 19619), (4853, 5971)]