128939632

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 253769472

約数和(自身を除く): 124829840

約数列:

[1, 2, 4, 8, 16, 131, 227, 262, 271, 454, 524, 542, 908, 1048, 1084, 1816, 2096, 2168, 3632, 4336, 29737, 35501, 59474, 61517, 71002, 118948, 123034, 142004, 237896, 246068, 284008, 475792, 492136, 568016, 984272, 8058727, 16117454, 32234908, 64469816, 128939632]

約数ペア:

[(1, 128939632), (2, 64469816), (4, 32234908), (8, 16117454), (16, 8058727), (131, 984272), (227, 568016), (262, 492136), (271, 475792), (454, 284008), (524, 246068), (542, 237896), (908, 142004), (1048, 123034), (1084, 118948), (1816, 71002), (2096, 61517), (2168, 59474), (3632, 35501), (4336, 29737)]