17873247

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 10258593

約数列:

[1, 3, 7, 21, 73, 89, 131, 219, 267, 393, 511, 623, 917, 1533, 1869, 2751, 6497, 9563, 11659, 19491, 28689, 34977, 45479, 66941, 81613, 136437, 200823, 244839, 851107, 2553321, 5957749, 17873247]

約数ペア:

[(1, 17873247), (3, 5957749), (7, 2553321), (21, 851107), (73, 244839), (89, 200823), (131, 136437), (219, 81613), (267, 66941), (393, 45479), (511, 34977), (623, 28689), (917, 19491), (1533, 11659), (1869, 9563), (2751, 6497)]