28429676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:566

約数の個数: 36

約数和(自身を含む): 55189680

約数和(自身を除く): 26760004

約数列:

[1, 2, 4, 11, 22, 44, 121, 151, 242, 302, 389, 484, 604, 778, 1556, 1661, 3322, 4279, 6644, 8558, 17116, 18271, 36542, 47069, 58739, 73084, 94138, 117478, 188276, 234956, 646129, 1292258, 2584516, 7107419, 14214838, 28429676]

約数ペア:

[(1, 28429676), (2, 14214838), (4, 7107419), (11, 2584516), (22, 1292258), (44, 646129), (121, 234956), (151, 188276), (242, 117478), (302, 94138), (389, 73084), (484, 58739), (604, 47069), (778, 36542), (1556, 18271), (1661, 17116), (3322, 8558), (4279, 6644)]