31506356

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 65318400

約数和(自身を除く): 33812044

約数列:

[1, 2, 4, 7, 14, 28, 47, 89, 94, 178, 188, 269, 329, 356, 538, 623, 658, 1076, 1246, 1316, 1883, 2492, 3766, 4183, 7532, 8366, 12643, 16732, 23941, 25286, 29281, 47882, 50572, 58562, 88501, 95764, 117124, 167587, 177002, 335174, 354004, 670348, 1125227, 2250454, 4500908, 7876589, 15753178, 31506356]

約数ペア:

[(1, 31506356), (2, 15753178), (4, 7876589), (7, 4500908), (14, 2250454), (28, 1125227), (47, 670348), (89, 354004), (94, 335174), (178, 177002), (188, 167587), (269, 117124), (329, 95764), (356, 88501), (538, 58562), (623, 50572), (658, 47882), (1076, 29281), (1246, 25286), (1316, 23941), (1883, 16732), (2492, 12643), (3766, 8366), (4183, 7532)]