139366970

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 254555136

約数和(自身を除く): 115188166

約数列:

[1, 2, 5, 10, 131, 191, 262, 382, 557, 655, 955, 1114, 1310, 1910, 2785, 5570, 25021, 50042, 72967, 106387, 125105, 145934, 212774, 250210, 364835, 531935, 729670, 1063870, 13936697, 27873394, 69683485, 139366970]

約数ペア:

[(1, 139366970), (2, 69683485), (5, 27873394), (10, 13936697), (131, 1063870), (191, 729670), (262, 531935), (382, 364835), (557, 250210), (655, 212774), (955, 145934), (1114, 125105), (1310, 106387), (1910, 72967), (2785, 50042), (5570, 25021)]