251412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 696192

約数和(自身を除く): 444780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 73, 82, 84, 123, 146, 164, 219, 246, 287, 292, 438, 492, 511, 574, 861, 876, 1022, 1148, 1533, 1722, 2044, 2993, 3066, 3444, 5986, 6132, 8979, 11972, 17958, 20951, 35916, 41902, 62853, 83804, 125706, 251412]

約数ペア:

[(1, 251412), (2, 125706), (3, 83804), (4, 62853), (6, 41902), (7, 35916), (12, 20951), (14, 17958), (21, 11972), (28, 8979), (41, 6132), (42, 5986), (73, 3444), (82, 3066), (84, 2993), (123, 2044), (146, 1722), (164, 1533), (219, 1148), (246, 1022), (287, 876), (292, 861), (438, 574), (492, 511)]