290475549

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 565254144

約数和(自身を除く): 274778595

約数列:

[1, 3, 7, 9, 13, 17, 21, 31, 39, 51, 63, 91, 93, 117, 119, 153, 217, 221, 273, 279, 357, 403, 527, 651, 663, 673, 819, 1071, 1209, 1547, 1581, 1953, 1989, 2019, 2821, 3627, 3689, 4641, 4711, 4743, 6057, 6851, 8463, 8749, 11067, 11441, 13923, 14133, 20553, 20863, 25389, 26247, 33201, 34323, 42399, 47957, 61243, 61659, 62589, 78741, 80087, 102969, 143871, 146041, 148733, 183729, 187767, 240261, 271219, 354671, 431613, 438123, 446199, 551187, 720783, 813657, 1041131, 1064013, 1314369, 1338597, 1898533, 2440971, 2482697, 3123393, 3192039, 4610723, 5695599, 7448091, 9370179, 13832169, 17086797, 22344273, 32275061, 41496507, 96825183, 290475549]

約数ペア:

[(1, 290475549), (3, 96825183), (7, 41496507), (9, 32275061), (13, 22344273), (17, 17086797), (21, 13832169), (31, 9370179), (39, 7448091), (51, 5695599), (63, 4610723), (91, 3192039), (93, 3123393), (117, 2482697), (119, 2440971), (153, 1898533), (217, 1338597), (221, 1314369), (273, 1064013), (279, 1041131), (357, 813657), (403, 720783), (527, 551187), (651, 446199), (663, 438123), (673, 431613), (819, 354671), (1071, 271219), (1209, 240261), (1547, 187767), (1581, 183729), (1953, 148733), (1989, 146041), (2019, 143871), (2821, 102969), (3627, 80087), (3689, 78741), (4641, 62589), (4711, 61659), (4743, 61243), (6057, 47957), (6851, 42399), (8463, 34323), (8749, 33201), (11067, 26247), (11441, 25389), (13923, 20863), (14133, 20553)]