2513826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 6334848

約数和(自身を除く): 3821022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 281, 426, 497, 562, 639, 843, 994, 1278, 1491, 1686, 1967, 2529, 2982, 3934, 4473, 5058, 5901, 8946, 11802, 17703, 19951, 35406, 39902, 59853, 119706, 139657, 179559, 279314, 359118, 418971, 837942, 1256913, 2513826]

約数ペア:

[(1, 2513826), (2, 1256913), (3, 837942), (6, 418971), (7, 359118), (9, 279314), (14, 179559), (18, 139657), (21, 119706), (42, 59853), (63, 39902), (71, 35406), (126, 19951), (142, 17703), (213, 11802), (281, 8946), (426, 5901), (497, 5058), (562, 4473), (639, 3934), (843, 2982), (994, 2529), (1278, 1967), (1491, 1686)]