13826428

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^3\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 31543344

約数和(自身を除く): 17716916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 53, 77, 98, 106, 121, 154, 196, 212, 242, 308, 371, 484, 539, 583, 742, 847, 1078, 1166, 1331, 1484, 1694, 2156, 2332, 2597, 2662, 3388, 4081, 5194, 5324, 5929, 6413, 8162, 9317, 10388, 11858, 12826, 16324, 18634, 23716, 25652, 28567, 37268, 44891, 57134, 65219, 70543, 89782, 114268, 130438, 141086, 179564, 260876, 282172, 314237, 493801, 628474, 987602, 1256948, 1975204, 3456607, 6913214, 13826428]

約数ペア:

[(1, 13826428), (2, 6913214), (4, 3456607), (7, 1975204), (11, 1256948), (14, 987602), (22, 628474), (28, 493801), (44, 314237), (49, 282172), (53, 260876), (77, 179564), (98, 141086), (106, 130438), (121, 114268), (154, 89782), (196, 70543), (212, 65219), (242, 57134), (308, 44891), (371, 37268), (484, 28567), (539, 25652), (583, 23716), (742, 18634), (847, 16324), (1078, 12826), (1166, 11858), (1331, 10388), (1484, 9317), (1694, 8162), (2156, 6413), (2332, 5929), (2597, 5324), (2662, 5194), (3388, 4081)]