206388

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{13}}^1$

素因数の和:43

約数の個数: 90

約数和(自身を含む): 675906

約数和(自身を除く): 469518

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 49, 52, 54, 63, 78, 81, 84, 91, 98, 108, 117, 126, 147, 156, 162, 182, 189, 196, 234, 252, 273, 294, 324, 351, 364, 378, 441, 468, 546, 567, 588, 637, 702, 756, 819, 882, 1053, 1092, 1134, 1274, 1323, 1404, 1638, 1764, 1911, 2106, 2268, 2457, 2548, 2646, 3276, 3822, 3969, 4212, 4914, 5292, 5733, 7371, 7644, 7938, 9828, 11466, 14742, 15876, 17199, 22932, 29484, 34398, 51597, 68796, 103194, 206388]

約数ペア:

[(1, 206388), (2, 103194), (3, 68796), (4, 51597), (6, 34398), (7, 29484), (9, 22932), (12, 17199), (13, 15876), (14, 14742), (18, 11466), (21, 9828), (26, 7938), (27, 7644), (28, 7371), (36, 5733), (39, 5292), (42, 4914), (49, 4212), (52, 3969), (54, 3822), (63, 3276), (78, 2646), (81, 2548), (84, 2457), (91, 2268), (98, 2106), (108, 1911), (117, 1764), (126, 1638), (147, 1404), (156, 1323), (162, 1274), (182, 1134), (189, 1092), (196, 1053), (234, 882), (252, 819), (273, 756), (294, 702), (324, 637), (351, 588), (364, 567), (378, 546), (441, 468)]