26165559

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 43338240

約数和(自身を除く): 17172681

約数列:

[1, 3, 7, 21, 23, 49, 69, 71, 109, 147, 161, 213, 327, 483, 497, 763, 1127, 1491, 1633, 2289, 2507, 3381, 3479, 4899, 5341, 7521, 7739, 10437, 11431, 16023, 17549, 23217, 34293, 52647, 54173, 80017, 122843, 162519, 177997, 240051, 368529, 379211, 533991, 1137633, 1245979, 3737937, 8721853, 26165559]

約数ペア:

[(1, 26165559), (3, 8721853), (7, 3737937), (21, 1245979), (23, 1137633), (49, 533991), (69, 379211), (71, 368529), (109, 240051), (147, 177997), (161, 162519), (213, 122843), (327, 80017), (483, 54173), (497, 52647), (763, 34293), (1127, 23217), (1491, 17549), (1633, 16023), (2289, 11431), (2507, 10437), (3381, 7739), (3479, 7521), (4899, 5341)]