211157089

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 283852800

約数和(自身を除く): 72695711

約数列:

[1, 11, 13, 19, 23, 31, 109, 143, 209, 247, 253, 299, 341, 403, 437, 589, 713, 1199, 1417, 2071, 2507, 2717, 3289, 3379, 4433, 4807, 5681, 6479, 7657, 7843, 9269, 13547, 15587, 22781, 26923, 27577, 32591, 37169, 43927, 47633, 62491, 64201, 77717, 84227, 101959, 149017, 176111, 296153, 358501, 483197, 523963, 619229, 706211, 834613, 854887, 1010321, 1476623, 1937221, 6811519, 9180743, 11113531, 16242853, 19196099, 211157089]

約数ペア:

[(1, 211157089), (11, 19196099), (13, 16242853), (19, 11113531), (23, 9180743), (31, 6811519), (109, 1937221), (143, 1476623), (209, 1010321), (247, 854887), (253, 834613), (299, 706211), (341, 619229), (403, 523963), (437, 483197), (589, 358501), (713, 296153), (1199, 176111), (1417, 149017), (2071, 101959), (2507, 84227), (2717, 77717), (3289, 64201), (3379, 62491), (4433, 47633), (4807, 43927), (5681, 37169), (6479, 32591), (7657, 27577), (7843, 26923), (9269, 22781), (13547, 15587)]