1237221531

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3221}}^1$

素因数の和:3321

約数の個数: 72

約数和(自身を含む): 2272901904

約数和(自身を除く): 1035680373

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 67, 91, 117, 147, 201, 273, 441, 469, 603, 637, 819, 871, 1407, 1911, 2613, 3221, 3283, 4221, 5733, 6097, 7839, 9663, 9849, 18291, 22547, 28989, 29547, 41873, 42679, 54873, 67641, 125619, 128037, 157829, 202923, 215807, 293111, 376857, 384111, 473487, 647421, 879333, 1420461, 1510649, 1942263, 2051777, 2637999, 2805491, 4531947, 6155331, 8416473, 10574543, 13595841, 18465993, 19638437, 25249419, 31723629, 58915311, 95170887, 137469059, 176745933, 412407177, 1237221531]

約数ペア:

[(1, 1237221531), (3, 412407177), (7, 176745933), (9, 137469059), (13, 95170887), (21, 58915311), (39, 31723629), (49, 25249419), (63, 19638437), (67, 18465993), (91, 13595841), (117, 10574543), (147, 8416473), (201, 6155331), (273, 4531947), (441, 2805491), (469, 2637999), (603, 2051777), (637, 1942263), (819, 1510649), (871, 1420461), (1407, 879333), (1911, 647421), (2613, 473487), (3221, 384111), (3283, 376857), (4221, 293111), (5733, 215807), (6097, 202923), (7839, 157829), (9663, 128037), (9849, 125619), (18291, 67641), (22547, 54873), (28989, 42679), (29547, 41873)]