2018736867

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 3252998144

約数和(自身を除く): 1234261277

約数列:

[1, 3, 7, 21, 43, 61, 67, 129, 183, 201, 301, 427, 469, 547, 903, 1281, 1407, 1641, 2623, 2881, 3829, 4087, 7869, 8643, 11487, 12261, 18361, 20167, 23521, 28609, 33367, 36649, 55083, 60501, 70563, 85827, 100101, 109947, 164647, 175741, 233569, 256543, 493941, 527223, 700707, 769629, 1230187, 1434781, 1575907, 2235589, 3690561, 4304343, 4727721, 6706767, 10043467, 11031349, 15649123, 30130401, 33094047, 46947369, 96130327, 288390981, 672912289, 2018736867]

約数ペア:

[(1, 2018736867), (3, 672912289), (7, 288390981), (21, 96130327), (43, 46947369), (61, 33094047), (67, 30130401), (129, 15649123), (183, 11031349), (201, 10043467), (301, 6706767), (427, 4727721), (469, 4304343), (547, 3690561), (903, 2235589), (1281, 1575907), (1407, 1434781), (1641, 1230187), (2623, 769629), (2881, 700707), (3829, 527223), (4087, 493941), (7869, 256543), (8643, 233569), (11487, 175741), (12261, 164647), (18361, 109947), (20167, 100101), (23521, 85827), (28609, 70563), (33367, 60501), (36649, 55083)]