28319172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6361}}^1$

素因数の和:6428

約数の個数: 48

約数和(自身を含む): 76954752

約数和(自身を除く): 48635580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 6361, 12722, 19083, 25444, 38166, 44527, 76332, 89054, 133581, 178108, 267162, 337133, 534324, 674266, 1011399, 1348532, 2022798, 2359931, 4045596, 4719862, 7079793, 9439724, 14159586, 28319172]

約数ペア:

[(1, 28319172), (2, 14159586), (3, 9439724), (4, 7079793), (6, 4719862), (7, 4045596), (12, 2359931), (14, 2022798), (21, 1348532), (28, 1011399), (42, 674266), (53, 534324), (84, 337133), (106, 267162), (159, 178108), (212, 133581), (318, 89054), (371, 76332), (636, 44527), (742, 38166), (1113, 25444), (1484, 19083), (2226, 12722), (4452, 6361)]