30749988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2591}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 76640256

約数和(自身を除く): 45890268

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 86, 92, 129, 138, 172, 258, 276, 516, 989, 1978, 2591, 2967, 3956, 5182, 5934, 7773, 10364, 11868, 15546, 31092, 59593, 111413, 119186, 178779, 222826, 238372, 334239, 357558, 445652, 668478, 715116, 1336956, 2562499, 5124998, 7687497, 10249996, 15374994, 30749988]

約数ペア:

[(1, 30749988), (2, 15374994), (3, 10249996), (4, 7687497), (6, 5124998), (12, 2562499), (23, 1336956), (43, 715116), (46, 668478), (69, 445652), (86, 357558), (92, 334239), (129, 238372), (138, 222826), (172, 178779), (258, 119186), (276, 111413), (516, 59593), (989, 31092), (1978, 15546), (2591, 11868), (2967, 10364), (3956, 7773), (5182, 5934)]