2978868

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 7451136

約数和(自身を除く): 4472268

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 86, 92, 129, 138, 172, 251, 258, 276, 502, 516, 753, 989, 1004, 1506, 1978, 2967, 3012, 3956, 5773, 5934, 10793, 11546, 11868, 17319, 21586, 23092, 32379, 34638, 43172, 64758, 69276, 129516, 248239, 496478, 744717, 992956, 1489434, 2978868]

約数ペア:

[(1, 2978868), (2, 1489434), (3, 992956), (4, 744717), (6, 496478), (12, 248239), (23, 129516), (43, 69276), (46, 64758), (69, 43172), (86, 34638), (92, 32379), (129, 23092), (138, 21586), (172, 17319), (251, 11868), (258, 11546), (276, 10793), (502, 5934), (516, 5773), (753, 3956), (989, 3012), (1004, 2967), (1506, 1978)]