31950429

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2887}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 53231616

約数和(自身を除く): 21281187

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 2887, 3689, 8661, 11067, 20209, 49079, 60627, 89497, 147237, 268491, 343553, 626479, 1030659, 1521449, 1879437, 4564347, 10650143, 31950429]

約数ペア:

[(1, 31950429), (3, 10650143), (7, 4564347), (17, 1879437), (21, 1521449), (31, 1030659), (51, 626479), (93, 343553), (119, 268491), (217, 147237), (357, 89497), (527, 60627), (651, 49079), (1581, 20209), (2887, 11067), (3689, 8661)]