2721444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 7076160

約数和(自身を除く): 4354716

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 389, 583, 636, 778, 1166, 1167, 1556, 1749, 2332, 2334, 3498, 4279, 4668, 6996, 8558, 12837, 17116, 20617, 25674, 41234, 51348, 61851, 82468, 123702, 226787, 247404, 453574, 680361, 907148, 1360722, 2721444]

約数ペア:

[(1, 2721444), (2, 1360722), (3, 907148), (4, 680361), (6, 453574), (11, 247404), (12, 226787), (22, 123702), (33, 82468), (44, 61851), (53, 51348), (66, 41234), (106, 25674), (132, 20617), (159, 17116), (212, 12837), (318, 8558), (389, 6996), (583, 4668), (636, 4279), (778, 3498), (1166, 2334), (1167, 2332), (1556, 1749)]