66239908

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 140232960

約数和(自身を除く): 73993052

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 1022, 1409, 1679, 2044, 2818, 3358, 5636, 6716, 9863, 11753, 19726, 23506, 32407, 39452, 47012, 64814, 102857, 129628, 205714, 226849, 411428, 453698, 719999, 907396, 1439998, 2365711, 2879996, 4731422, 9462844, 16559977, 33119954, 66239908]

約数ペア:

[(1, 66239908), (2, 33119954), (4, 16559977), (7, 9462844), (14, 4731422), (23, 2879996), (28, 2365711), (46, 1439998), (73, 907396), (92, 719999), (146, 453698), (161, 411428), (292, 226849), (322, 205714), (511, 129628), (644, 102857), (1022, 64814), (1409, 47012), (1679, 39452), (2044, 32407), (2818, 23506), (3358, 19726), (5636, 11753), (6716, 9863)]