31231942

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71963}}^1$

素因数の和:72003

約数の個数: 16

約数和(自身を含む): 55268352

約数和(自身を除く): 24036410

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 71963, 143926, 503741, 1007482, 2230853, 4461706, 15615971, 31231942]

約数ペア:

[(1, 31231942), (2, 15615971), (7, 4461706), (14, 2230853), (31, 1007482), (62, 503741), (217, 143926), (434, 71963)]