31591351

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 37028880

約数和(自身を除く): 5437529

約数列:

[1, 11, 23, 61, 89, 253, 529, 671, 979, 1403, 2047, 5429, 5819, 15433, 22517, 32269, 47081, 59719, 124867, 354959, 517891, 1373537, 2871941, 31591351]

約数ペア:

[(1, 31591351), (11, 2871941), (23, 1373537), (61, 517891), (89, 354959), (253, 124867), (529, 59719), (671, 47081), (979, 32269), (1403, 22517), (2047, 15433), (5429, 5819)]