211309826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 420507648

約数和(自身を除く): 209197822

約数列:

[1, 2, 7, 13, 14, 26, 31, 43, 62, 67, 86, 91, 134, 169, 182, 217, 301, 338, 403, 434, 469, 559, 602, 806, 871, 938, 1118, 1183, 1333, 1742, 2077, 2366, 2666, 2821, 2881, 3913, 4154, 5239, 5642, 5762, 6097, 7267, 7826, 9331, 10478, 11323, 12194, 14534, 14539, 17329, 18662, 20167, 22646, 27001, 29078, 34658, 36673, 37453, 40334, 50869, 54002, 73346, 74906, 79261, 89311, 101738, 121303, 158522, 178622, 189007, 225277, 242606, 262171, 351013, 378014, 450554, 486889, 524342, 625177, 702026, 973778, 1161043, 1250354, 1576939, 2322086, 2457091, 3153878, 3408223, 4914182, 6816446, 8127301, 15093559, 16254602, 30187118, 105654913, 211309826]

約数ペア:

[(1, 211309826), (2, 105654913), (7, 30187118), (13, 16254602), (14, 15093559), (26, 8127301), (31, 6816446), (43, 4914182), (62, 3408223), (67, 3153878), (86, 2457091), (91, 2322086), (134, 1576939), (169, 1250354), (182, 1161043), (217, 973778), (301, 702026), (338, 625177), (403, 524342), (434, 486889), (469, 450554), (559, 378014), (602, 351013), (806, 262171), (871, 242606), (938, 225277), (1118, 189007), (1183, 178622), (1333, 158522), (1742, 121303), (2077, 101738), (2366, 89311), (2666, 79261), (2821, 74906), (2881, 73346), (3913, 54002), (4154, 50869), (5239, 40334), (5642, 37453), (5762, 36673), (6097, 34658), (7267, 29078), (7826, 27001), (9331, 22646), (10478, 20167), (11323, 18662), (12194, 17329), (14534, 14539)]