201780579

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 381507840

約数和(自身を除く): 179727261

約数列:

[1, 3, 7, 11, 13, 21, 29, 33, 39, 49, 77, 87, 91, 143, 147, 203, 231, 273, 319, 331, 377, 429, 539, 609, 637, 957, 993, 1001, 1131, 1421, 1617, 1911, 2233, 2317, 2639, 3003, 3641, 4147, 4263, 4303, 6699, 6951, 7007, 7917, 9599, 10923, 12441, 12909, 15631, 16219, 18473, 21021, 25487, 28797, 29029, 30121, 46893, 47333, 48657, 55419, 67193, 76461, 87087, 90363, 105589, 124787, 141999, 178409, 201579, 203203, 210847, 316767, 331331, 374361, 470351, 535227, 609609, 632541, 739123, 873509, 993993, 1372657, 1411053, 2217369, 2319317, 2620527, 4117971, 5173861, 6114563, 6957951, 9608599, 15521583, 18343689, 28825797, 67260193, 201780579]

約数ペア:

[(1, 201780579), (3, 67260193), (7, 28825797), (11, 18343689), (13, 15521583), (21, 9608599), (29, 6957951), (33, 6114563), (39, 5173861), (49, 4117971), (77, 2620527), (87, 2319317), (91, 2217369), (143, 1411053), (147, 1372657), (203, 993993), (231, 873509), (273, 739123), (319, 632541), (331, 609609), (377, 535227), (429, 470351), (539, 374361), (609, 331331), (637, 316767), (957, 210847), (993, 203203), (1001, 201579), (1131, 178409), (1421, 141999), (1617, 124787), (1911, 105589), (2233, 90363), (2317, 87087), (2639, 76461), (3003, 67193), (3641, 55419), (4147, 48657), (4263, 47333), (4303, 46893), (6699, 30121), (6951, 29029), (7007, 28797), (7917, 25487), (9599, 21021), (10923, 18473), (12441, 16219), (12909, 15631)]