128535928

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{434243}}^1$

素因数の和:434286

約数の個数: 16

約数和(自身を含む): 247519080

約数和(自身を除く): 118983152

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 434243, 868486, 1736972, 3473944, 16066991, 32133982, 64267964, 128535928]

約数ペア:

[(1, 128535928), (2, 64267964), (4, 32133982), (8, 16066991), (37, 3473944), (74, 1736972), (148, 868486), (296, 434243)]