312769985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{247249}}^1$

素因数の和:247288

約数の個数: 16

約数和(自身を含む): 427248000

約数和(自身を除く): 114478015

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 247249, 1236245, 2719739, 5686727, 13598695, 28433635, 62553997, 312769985]

約数ペア:

[(1, 312769985), (5, 62553997), (11, 28433635), (23, 13598695), (55, 5686727), (115, 2719739), (253, 1236245), (1265, 247249)]