5147745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 8819712

約数和(自身を除く): 3671967

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 347, 645, 989, 1041, 1735, 2967, 4945, 5205, 7981, 14835, 14921, 23943, 39905, 44763, 74605, 119715, 223815, 343183, 1029549, 1715915, 5147745]

約数ペア:

[(1, 5147745), (3, 1715915), (5, 1029549), (15, 343183), (23, 223815), (43, 119715), (69, 74605), (115, 44763), (129, 39905), (215, 23943), (345, 14921), (347, 14835), (645, 7981), (989, 5205), (1041, 4945), (1735, 2967)]