64621865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{15259}}^1$

素因数の和:15293

約数の個数: 24

約数和(自身を含む): 97419840

約数和(自身を除く): 32797975

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 15259, 76295, 106813, 167849, 534065, 839245, 1174943, 1846339, 5874715, 9231695, 12924373, 64621865]

約数ペア:

[(1, 64621865), (5, 12924373), (7, 9231695), (11, 5874715), (35, 1846339), (55, 1174943), (77, 839245), (121, 534065), (385, 167849), (605, 106813), (847, 76295), (4235, 15259)]