27968975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 36188160

約数和(自身を除く): 8219185

約数列:

[1, 5, 25, 31, 151, 155, 239, 755, 775, 1195, 3775, 4681, 5975, 7409, 23405, 36089, 37045, 117025, 180445, 185225, 902225, 1118759, 5593795, 27968975]

約数ペア:

[(1, 27968975), (5, 5593795), (25, 1118759), (31, 902225), (151, 185225), (155, 180445), (239, 117025), (755, 37045), (775, 36089), (1195, 23405), (3775, 7409), (4681, 5975)]