12121326

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{509}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 31744440

約数和(自身を除く): 19623114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 509, 567, 882, 1018, 1134, 1323, 1527, 1701, 2646, 3054, 3402, 3563, 3969, 4581, 7126, 7938, 9162, 10689, 11907, 13743, 21378, 23814, 24941, 27486, 32067, 41229, 49882, 64134, 74823, 82458, 96201, 123687, 149646, 192402, 224469, 247374, 288603, 448938, 577206, 673407, 865809, 1346814, 1731618, 2020221, 4040442, 6060663, 12121326]

約数ペア:

[(1, 12121326), (2, 6060663), (3, 4040442), (6, 2020221), (7, 1731618), (9, 1346814), (14, 865809), (18, 673407), (21, 577206), (27, 448938), (42, 288603), (49, 247374), (54, 224469), (63, 192402), (81, 149646), (98, 123687), (126, 96201), (147, 82458), (162, 74823), (189, 64134), (243, 49882), (294, 41229), (378, 32067), (441, 27486), (486, 24941), (509, 23814), (567, 21378), (882, 13743), (1018, 11907), (1134, 10689), (1323, 9162), (1527, 7938), (1701, 7126), (2646, 4581), (3054, 3969), (3402, 3563)]