128567912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47129}}^1$

素因数の和:47177

約数の個数: 32

約数和(自身を含む): 271468800

約数和(自身を除く): 142900888

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 47129, 94258, 188516, 377032, 518419, 1036838, 1460999, 2073676, 2921998, 4147352, 5843996, 11687992, 16070989, 32141978, 64283956, 128567912]

約数ペア:

[(1, 128567912), (2, 64283956), (4, 32141978), (8, 16070989), (11, 11687992), (22, 5843996), (31, 4147352), (44, 2921998), (62, 2073676), (88, 1460999), (124, 1036838), (248, 518419), (341, 377032), (682, 188516), (1364, 94258), (2728, 47129)]