31290442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{7643}}^1$

素因数の和:7757

約数の個数: 16

約数和(自身を含む): 49533120

約数和(自身を除く): 18242678

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 7643, 15286, 175789, 351578, 680227, 1360454, 15645221, 31290442]

約数ペア:

[(1, 31290442), (2, 15645221), (23, 1360454), (46, 680227), (89, 351578), (178, 175789), (2047, 15286), (4094, 7643)]