199445818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 368323200

約数和(自身を除く): 168877382

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 139, 143, 173, 278, 286, 319, 346, 377, 638, 754, 1529, 1807, 1903, 2249, 3058, 3614, 3806, 4031, 4147, 4498, 5017, 8062, 8294, 10034, 19877, 24047, 24739, 39754, 44341, 48094, 49478, 52403, 55187, 65221, 88682, 104806, 110374, 130442, 264517, 312611, 529034, 576433, 625222, 697363, 717431, 1152866, 1394726, 1434862, 3438721, 6877442, 7670993, 9065719, 15341986, 18131438, 99722909, 199445818]

約数ペア:

[(1, 199445818), (2, 99722909), (11, 18131438), (13, 15341986), (22, 9065719), (26, 7670993), (29, 6877442), (58, 3438721), (139, 1434862), (143, 1394726), (173, 1152866), (278, 717431), (286, 697363), (319, 625222), (346, 576433), (377, 529034), (638, 312611), (754, 264517), (1529, 130442), (1807, 110374), (1903, 104806), (2249, 88682), (3058, 65221), (3614, 55187), (3806, 52403), (4031, 49478), (4147, 48094), (4498, 44341), (5017, 39754), (8062, 24739), (8294, 24047), (10034, 19877)]