31090192

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3119}}^1$

素因数の和:3223

約数の個数: 40

約数和(自身を含む): 69638400

約数和(自身を除く): 38548208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 3119, 4984, 6238, 9968, 12476, 21833, 24952, 43666, 49904, 87332, 174664, 277591, 349328, 555182, 1110364, 1943137, 2220728, 3886274, 4441456, 7772548, 15545096, 31090192]

約数ペア:

[(1, 31090192), (2, 15545096), (4, 7772548), (7, 4441456), (8, 3886274), (14, 2220728), (16, 1943137), (28, 1110364), (56, 555182), (89, 349328), (112, 277591), (178, 174664), (356, 87332), (623, 49904), (712, 43666), (1246, 24952), (1424, 21833), (2492, 12476), (3119, 9968), (4984, 6238)]