72649274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 118514880

約数和(自身を除く): 45865606

約数列:

[1, 2, 19, 38, 43, 86, 173, 257, 346, 514, 817, 1634, 3287, 4883, 6574, 7439, 9766, 11051, 14878, 22102, 44461, 88922, 141341, 209969, 282682, 419938, 844759, 1689518, 1911823, 3823646, 36324637, 72649274]

約数ペア:

[(1, 72649274), (2, 36324637), (19, 3823646), (38, 1911823), (43, 1689518), (86, 844759), (173, 419938), (257, 282682), (346, 209969), (514, 141341), (817, 88922), (1634, 44461), (3287, 22102), (4883, 14878), (6574, 11051), (7439, 9766)]