394754672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{17737}}^1$

素因数の和:17865

約数の個数: 40

約数和(自身を含む): 831415536

約数和(自身を除く): 436660864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 5564, 11128, 17737, 22256, 35474, 70948, 141896, 230581, 283792, 461162, 922324, 1844648, 1897859, 3689296, 3795718, 7591436, 15182872, 24672167, 30365744, 49344334, 98688668, 197377336, 394754672]

約数ペア:

[(1, 394754672), (2, 197377336), (4, 98688668), (8, 49344334), (13, 30365744), (16, 24672167), (26, 15182872), (52, 7591436), (104, 3795718), (107, 3689296), (208, 1897859), (214, 1844648), (428, 922324), (856, 461162), (1391, 283792), (1712, 230581), (2782, 141896), (5564, 70948), (11128, 35474), (17737, 22256)]