202171684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1223}}^1$

素因数の和:1285

約数の個数: 72

約数和(自身を含む): 441903168

約数和(自身を除く): 239731484

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 289, 374, 442, 572, 578, 748, 884, 1156, 1223, 2431, 2446, 3179, 3757, 4862, 4892, 6358, 7514, 9724, 12716, 13453, 15028, 15899, 20791, 26906, 31798, 41327, 41582, 53812, 63596, 82654, 83164, 165308, 174889, 228701, 270283, 349778, 353447, 457402, 540566, 699556, 706894, 914804, 1081132, 1413788, 2973113, 3887917, 4594811, 5946226, 7775834, 9189622, 11892452, 15551668, 18379244, 50542921, 101085842, 202171684]

約数ペア:

[(1, 202171684), (2, 101085842), (4, 50542921), (11, 18379244), (13, 15551668), (17, 11892452), (22, 9189622), (26, 7775834), (34, 5946226), (44, 4594811), (52, 3887917), (68, 2973113), (143, 1413788), (187, 1081132), (221, 914804), (286, 706894), (289, 699556), (374, 540566), (442, 457402), (572, 353447), (578, 349778), (748, 270283), (884, 228701), (1156, 174889), (1223, 165308), (2431, 83164), (2446, 82654), (3179, 63596), (3757, 53812), (4862, 41582), (4892, 41327), (6358, 31798), (7514, 26906), (9724, 20791), (12716, 15899), (13453, 15028)]