66557855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7699}}^1$

素因数の和:7743

約数の個数: 32

約数和(自身を含む): 103488000

約数和(自身を除く): 36930145

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 7699, 8645, 38495, 53893, 100087, 146281, 269465, 500435, 700609, 731405, 1023967, 1901653, 3503045, 5119835, 9508265, 13311571, 66557855]

約数ペア:

[(1, 66557855), (5, 13311571), (7, 9508265), (13, 5119835), (19, 3503045), (35, 1901653), (65, 1023967), (91, 731405), (95, 700609), (133, 500435), (247, 269465), (455, 146281), (665, 100087), (1235, 53893), (1729, 38495), (7699, 8645)]