31296537

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 49553856

約数和(自身を除く): 18257319

約数列:

[1, 3, 9, 23, 27, 69, 81, 107, 157, 207, 321, 471, 621, 963, 1413, 1863, 2461, 2889, 3611, 4239, 7383, 8667, 10833, 12717, 16799, 22149, 32499, 50397, 66447, 97497, 151191, 199341, 292491, 386377, 453573, 1159131, 1360719, 3477393, 10432179, 31296537]

約数ペア:

[(1, 31296537), (3, 10432179), (9, 3477393), (23, 1360719), (27, 1159131), (69, 453573), (81, 386377), (107, 292491), (157, 199341), (207, 151191), (321, 97497), (471, 66447), (621, 50397), (963, 32499), (1413, 22149), (1863, 16799), (2461, 12717), (2889, 10833), (3611, 8667), (4239, 7383)]