213552008

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{203771}}^1$

素因数の和:203908

約数の個数: 16

約数和(自身を含む): 403468560

約数和(自身を除く): 189916552

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 203771, 407542, 815084, 1630168, 26694001, 53388002, 106776004, 213552008]

約数ペア:

[(1, 213552008), (2, 106776004), (4, 53388002), (8, 26694001), (131, 1630168), (262, 815084), (524, 407542), (1048, 203771)]