128809736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{8087}}^1$

素因数の和:8285

約数の個数: 32

約数和(自身を含む): 264962880

約数和(自身を除く): 136153144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1448, 1991, 3982, 7964, 8087, 15928, 16174, 32348, 64696, 88957, 177914, 355828, 711656, 1463747, 2927494, 5854988, 11709976, 16101217, 32202434, 64404868, 128809736]

約数ペア:

[(1, 128809736), (2, 64404868), (4, 32202434), (8, 16101217), (11, 11709976), (22, 5854988), (44, 2927494), (88, 1463747), (181, 711656), (362, 355828), (724, 177914), (1448, 88957), (1991, 64696), (3982, 32348), (7964, 16174), (8087, 15928)]