28250937

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:313

約数の個数: 56

約数和(自身を含む): 49945728

約数和(自身を除く): 21694791

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 243, 271, 297, 351, 429, 729, 813, 891, 1053, 1287, 2439, 2673, 2981, 3159, 3523, 3861, 7317, 8019, 8943, 9477, 10569, 11583, 21951, 26829, 31707, 34749, 38753, 65853, 80487, 95121, 104247, 116259, 197559, 241461, 285363, 348777, 724383, 856089, 1046331, 2173149, 2568267, 3138993, 9416979, 28250937]

約数ペア:

[(1, 28250937), (3, 9416979), (9, 3138993), (11, 2568267), (13, 2173149), (27, 1046331), (33, 856089), (39, 724383), (81, 348777), (99, 285363), (117, 241461), (143, 197559), (243, 116259), (271, 104247), (297, 95121), (351, 80487), (429, 65853), (729, 38753), (813, 34749), (891, 31707), (1053, 26829), (1287, 21951), (2439, 11583), (2673, 10569), (2981, 9477), (3159, 8943), (3523, 8019), (3861, 7317)]