1681945342

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{20963}}^1$

素因数の和:21504

約数の個数: 32

約数和(自身を含む): 3151643904

約数和(自身を除く): 1469698562

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 521, 1042, 3647, 5731, 7294, 11462, 20963, 40117, 41926, 80234, 146741, 230593, 293482, 461186, 1614151, 3228302, 10921723, 21843446, 76452061, 120138953, 152904122, 240277906, 840972671, 1681945342]

約数ペア:

[(1, 1681945342), (2, 840972671), (7, 240277906), (11, 152904122), (14, 120138953), (22, 76452061), (77, 21843446), (154, 10921723), (521, 3228302), (1042, 1614151), (3647, 461186), (5731, 293482), (7294, 230593), (11462, 146741), (20963, 80234), (40117, 41926)]