156931907321

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{50647}}^1$

素因数の和:50925

約数の個数: 32

約数和(自身を含む): 188264693760

約数和(自身を除く): 31332786439

約数列:

[1, 7, 31, 109, 131, 217, 763, 917, 3379, 4061, 14279, 23653, 28427, 50647, 99953, 354529, 442649, 1570057, 3098543, 5520523, 6634757, 10990399, 38643661, 46443299, 171136213, 205677467, 723188513, 1197953491, 1439742269, 5062319591, 22418843903, 156931907321]

約数ペア:

[(1, 156931907321), (7, 22418843903), (31, 5062319591), (109, 1439742269), (131, 1197953491), (217, 723188513), (763, 205677467), (917, 171136213), (3379, 46443299), (4061, 38643661), (14279, 10990399), (23653, 6634757), (28427, 5520523), (50647, 3098543), (99953, 1570057), (354529, 442649)]