51918685

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16301}}^1$

素因数の和:16333

約数の個数: 24

約数和(自身を含む): 78053976

約数和(自身を除く): 26135291

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 16301, 81505, 114107, 211913, 570535, 798749, 1059565, 1483391, 3993745, 7416955, 10383737, 51918685]

約数ペア:

[(1, 51918685), (5, 10383737), (7, 7416955), (13, 3993745), (35, 1483391), (49, 1059565), (65, 798749), (91, 570535), (245, 211913), (455, 114107), (637, 81505), (3185, 16301)]