66510171

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 126051744

約数和(自身を除く): 59541573

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 281, 289, 357, 663, 819, 843, 867, 1071, 1547, 1967, 1989, 2023, 2529, 2601, 3653, 3757, 4641, 4777, 5901, 6069, 10959, 11271, 13923, 14331, 17703, 18207, 25571, 26299, 32877, 33439, 33813, 42993, 62101, 76713, 78897, 81209, 100317, 186303, 230139, 236691, 243627, 300951, 434707, 558909, 568463, 730881, 1055717, 1304121, 1705389, 3167151, 3912363, 5116167, 7390019, 9501453, 22170057, 66510171]

約数ペア:

[(1, 66510171), (3, 22170057), (7, 9501453), (9, 7390019), (13, 5116167), (17, 3912363), (21, 3167151), (39, 1705389), (51, 1304121), (63, 1055717), (91, 730881), (117, 568463), (119, 558909), (153, 434707), (221, 300951), (273, 243627), (281, 236691), (289, 230139), (357, 186303), (663, 100317), (819, 81209), (843, 78897), (867, 76713), (1071, 62101), (1547, 42993), (1967, 33813), (1989, 33439), (2023, 32877), (2529, 26299), (2601, 25571), (3653, 18207), (3757, 17703), (4641, 14331), (4777, 13923), (5901, 11271), (6069, 10959)]