86931789

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{853}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 139044864

約数和(自身を除く): 52113075

約数列:

[1, 3, 7, 21, 23, 69, 161, 211, 483, 633, 853, 1477, 2559, 4431, 4853, 5971, 14559, 17913, 19619, 33971, 58857, 101913, 137333, 179983, 411999, 539949, 1259881, 3779643, 4139609, 12418827, 28977263, 86931789]

約数ペア:

[(1, 86931789), (3, 28977263), (7, 12418827), (21, 4139609), (23, 3779643), (69, 1259881), (161, 539949), (211, 411999), (483, 179983), (633, 137333), (853, 101913), (1477, 58857), (2559, 33971), (4431, 19619), (4853, 17913), (5971, 14559)]