66718964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{1559}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 125973120

約数和(自身を除く): 59254156

約数列:

[1, 2, 4, 13, 26, 52, 823, 1559, 1646, 3118, 3292, 6236, 10699, 20267, 21398, 40534, 42796, 81068, 1283057, 2566114, 5132228, 16679741, 33359482, 66718964]

約数ペア:

[(1, 66718964), (2, 33359482), (4, 16679741), (13, 5132228), (26, 2566114), (52, 1283057), (823, 81068), (1559, 42796), (1646, 40534), (3118, 21398), (3292, 20267), (6236, 10699)]