257371123045

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{7993}}^1\times {\mathrm{90703}}^1$

素因数の和:98772

約数の個数: 16

約数和(自身を含む): 313237919232

約数和(自身を除く): 55866796187

約数列:

[1, 5, 71, 355, 7993, 39965, 90703, 453515, 567503, 2837515, 6439913, 32199565, 724989079, 3624945395, 51474224609, 257371123045]

約数ペア:

[(1, 257371123045), (5, 51474224609), (71, 3624945395), (355, 724989079), (7993, 32199565), (39965, 6439913), (90703, 2837515), (453515, 567503)]