282828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 849072

約数和(自身を除く): 566244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 49, 52, 74, 78, 84, 91, 98, 111, 147, 148, 156, 182, 196, 222, 259, 273, 294, 364, 444, 481, 518, 546, 588, 637, 777, 962, 1036, 1092, 1274, 1443, 1554, 1813, 1911, 1924, 2548, 2886, 3108, 3367, 3626, 3822, 5439, 5772, 6734, 7252, 7644, 10101, 10878, 13468, 20202, 21756, 23569, 40404, 47138, 70707, 94276, 141414, 282828]

約数ペア:

[(1, 282828), (2, 141414), (3, 94276), (4, 70707), (6, 47138), (7, 40404), (12, 23569), (13, 21756), (14, 20202), (21, 13468), (26, 10878), (28, 10101), (37, 7644), (39, 7252), (42, 6734), (49, 5772), (52, 5439), (74, 3822), (78, 3626), (84, 3367), (91, 3108), (98, 2886), (111, 2548), (147, 1924), (148, 1911), (156, 1813), (182, 1554), (196, 1443), (222, 1274), (259, 1092), (273, 1036), (294, 962), (364, 777), (444, 637), (481, 588), (518, 546)]