19719315

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 44651520

約数和(自身を除く): 24932205

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 49, 55, 63, 77, 99, 105, 135, 147, 165, 189, 231, 245, 271, 297, 315, 385, 441, 495, 539, 693, 735, 813, 945, 1155, 1323, 1355, 1485, 1617, 1897, 2079, 2205, 2439, 2695, 2981, 3465, 4065, 4851, 5691, 6615, 7317, 8085, 8943, 9485, 10395, 12195, 13279, 14553, 14905, 17073, 20867, 24255, 26829, 28455, 36585, 39837, 44715, 51219, 62601, 66395, 72765, 80487, 85365, 104335, 119511, 134145, 146069, 187803, 199185, 256095, 313005, 358533, 402435, 438207, 563409, 597555, 730345, 939015, 1314621, 1792665, 2191035, 2817045, 3943863, 6573105, 19719315]

約数ペア:

[(1, 19719315), (3, 6573105), (5, 3943863), (7, 2817045), (9, 2191035), (11, 1792665), (15, 1314621), (21, 939015), (27, 730345), (33, 597555), (35, 563409), (45, 438207), (49, 402435), (55, 358533), (63, 313005), (77, 256095), (99, 199185), (105, 187803), (135, 146069), (147, 134145), (165, 119511), (189, 104335), (231, 85365), (245, 80487), (271, 72765), (297, 66395), (315, 62601), (385, 51219), (441, 44715), (495, 39837), (539, 36585), (693, 28455), (735, 26829), (813, 24255), (945, 20867), (1155, 17073), (1323, 14905), (1355, 14553), (1485, 13279), (1617, 12195), (1897, 10395), (2079, 9485), (2205, 8943), (2439, 8085), (2695, 7317), (2981, 6615), (3465, 5691), (4065, 4851)]