128832976

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{132001}}^1$

素因数の和:132070

約数の個数: 20

約数和(自身を含む): 253707844

約数和(自身を除く): 124874868

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 132001, 264002, 528004, 1056008, 2112016, 8052061, 16104122, 32208244, 64416488, 128832976]

約数ペア:

[(1, 128832976), (2, 64416488), (4, 32208244), (8, 16104122), (16, 8052061), (61, 2112016), (122, 1056008), (244, 528004), (488, 264002), (976, 132001)]