31815219

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1274

約数の個数: 16

約数和(自身を含む): 43430400

約数和(自身を除く): 11615181

約数列:

[1, 3, 59, 173, 177, 519, 1039, 3117, 10207, 30621, 61301, 179747, 183903, 539241, 10605073, 31815219]

約数ペア:

[(1, 31815219), (3, 10605073), (59, 539241), (173, 183903), (177, 179747), (519, 61301), (1039, 30621), (3117, 10207)]