66738412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2246

約数の個数: 48

約数和(自身を含む): 136729600

約数和(自身を除く): 69991188

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2179, 2356, 4358, 7657, 8716, 15314, 28327, 30628, 41401, 56654, 67549, 82802, 113308, 135098, 165604, 270196, 538213, 878137, 1076426, 1283431, 1756274, 2152852, 2566862, 3512548, 5133724, 16684603, 33369206, 66738412]

約数ペア:

[(1, 66738412), (2, 33369206), (4, 16684603), (13, 5133724), (19, 3512548), (26, 2566862), (31, 2152852), (38, 1756274), (52, 1283431), (62, 1076426), (76, 878137), (124, 538213), (247, 270196), (403, 165604), (494, 135098), (589, 113308), (806, 82802), (988, 67549), (1178, 56654), (1612, 41401), (2179, 30628), (2356, 28327), (4358, 15314), (7657, 8716)]