351640942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{70639}}^1$

素因数の和:70791

約数の個数: 16

約数和(自身を含む): 559468800

約数和(自身を除く): 207827858

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 70639, 141278, 1342141, 2684282, 9253709, 18507418, 175820471, 351640942]

約数ペア:

[(1, 351640942), (2, 175820471), (19, 18507418), (38, 9253709), (131, 2684282), (262, 1342141), (2489, 141278), (4978, 70639)]