139531777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{78787}}^1$

素因数の和:78828

約数の個数: 16

約数和(自身を含む): 181527552

約数和(自身を除く): 41995775

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 78787, 551509, 866657, 1812101, 6066599, 12684707, 19933111, 139531777]

約数ペア:

[(1, 139531777), (7, 19933111), (11, 12684707), (23, 6066599), (77, 1812101), (161, 866657), (253, 551509), (1771, 78787)]