210312531

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 375986688

約数和(自身を除く): 165674157

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 67, 81, 99, 117, 143, 201, 271, 297, 351, 429, 603, 737, 813, 871, 891, 1053, 1287, 1809, 2211, 2439, 2613, 2981, 3523, 3861, 5427, 6633, 7317, 7839, 8943, 9581, 10569, 11583, 18157, 19899, 21951, 23517, 26829, 28743, 31707, 38753, 54471, 59697, 70551, 80487, 86229, 95121, 116259, 163413, 199727, 236041, 241461, 258687, 285363, 348777, 490239, 599181, 708123, 776061, 1046331, 1470717, 1797543, 2124369, 2596451, 3138993, 5392629, 6373107, 7789353, 16177887, 19119321, 23368059, 70104177, 210312531]

約数ペア:

[(1, 210312531), (3, 70104177), (9, 23368059), (11, 19119321), (13, 16177887), (27, 7789353), (33, 6373107), (39, 5392629), (67, 3138993), (81, 2596451), (99, 2124369), (117, 1797543), (143, 1470717), (201, 1046331), (271, 776061), (297, 708123), (351, 599181), (429, 490239), (603, 348777), (737, 285363), (813, 258687), (871, 241461), (891, 236041), (1053, 199727), (1287, 163413), (1809, 116259), (2211, 95121), (2439, 86229), (2613, 80487), (2981, 70551), (3523, 59697), (3861, 54471), (5427, 38753), (6633, 31707), (7317, 28743), (7839, 26829), (8943, 23517), (9581, 21951), (10569, 19899), (11583, 18157)]