7120815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^2$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 12574296

約数和(自身を除く): 5453481

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 169, 195, 265, 507, 689, 795, 845, 2067, 2535, 2809, 3445, 8427, 8957, 10335, 14045, 26871, 36517, 42135, 44785, 109551, 134355, 182585, 474721, 547755, 1424163, 2373605, 7120815]

約数ペア:

[(1, 7120815), (3, 2373605), (5, 1424163), (13, 547755), (15, 474721), (39, 182585), (53, 134355), (65, 109551), (159, 44785), (169, 42135), (195, 36517), (265, 26871), (507, 14045), (689, 10335), (795, 8957), (845, 8427), (2067, 3445), (2535, 2809)]