1390493721128

素因数分解:

$2^3\times {\mathrm{1427}}^1\times {\mathrm{121802183}}^1$

素因数の和:121803616

約数の個数: 16

約数和(自身を含む): 2609002781280

約数和(自身を除く): 1218509060152

約数列:

[1, 2, 4, 8, 1427, 2854, 5708, 11416, 121802183, 243604366, 487208732, 974417464, 173811715141, 347623430282, 695246860564, 1390493721128]

約数ペア:

[(1, 1390493721128), (2, 695246860564), (4, 347623430282), (8, 173811715141), (1427, 974417464), (2854, 487208732), (5708, 243604366), (11416, 121802183)]