2130219

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:66

約数の個数: 60

約数和(自身を含む): 4160464

約数和(自身を除く): 2030245

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 81, 91, 117, 119, 153, 189, 221, 273, 289, 351, 357, 459, 567, 663, 819, 867, 1053, 1071, 1377, 1547, 1989, 2023, 2457, 2601, 3213, 3757, 4641, 5967, 6069, 7371, 7803, 9639, 11271, 13923, 17901, 18207, 23409, 26299, 33813, 41769, 54621, 78897, 101439, 125307, 163863, 236691, 304317, 710073, 2130219]

約数ペア:

[(1, 2130219), (3, 710073), (7, 304317), (9, 236691), (13, 163863), (17, 125307), (21, 101439), (27, 78897), (39, 54621), (51, 41769), (63, 33813), (81, 26299), (91, 23409), (117, 18207), (119, 17901), (153, 13923), (189, 11271), (221, 9639), (273, 7803), (289, 7371), (351, 6069), (357, 5967), (459, 4641), (567, 3757), (663, 3213), (819, 2601), (867, 2457), (1053, 2023), (1071, 1989), (1377, 1547)]