245811202

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 470985984

約数和(自身を除く): 225174782

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 173, 182, 211, 259, 346, 422, 481, 518, 962, 1211, 1477, 2249, 2422, 2743, 2954, 3367, 4498, 5486, 6401, 6734, 7807, 12802, 15614, 15743, 19201, 31486, 36503, 38402, 44807, 54649, 73006, 83213, 89614, 101491, 109298, 166426, 202982, 255521, 474539, 511042, 582491, 710437, 949078, 1164982, 1350611, 1420874, 2701222, 3321773, 6643546, 9454277, 17557943, 18908554, 35115886, 122905601, 245811202]

約数ペア:

[(1, 245811202), (2, 122905601), (7, 35115886), (13, 18908554), (14, 17557943), (26, 9454277), (37, 6643546), (74, 3321773), (91, 2701222), (173, 1420874), (182, 1350611), (211, 1164982), (259, 949078), (346, 710437), (422, 582491), (481, 511042), (518, 474539), (962, 255521), (1211, 202982), (1477, 166426), (2249, 109298), (2422, 101491), (2743, 89614), (2954, 83213), (3367, 73006), (4498, 54649), (5486, 44807), (6401, 38402), (6734, 36503), (7807, 31486), (12802, 19201), (15614, 15743)]