128334864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{381949}}^1$

素因数の和:381967

約数の個数: 40

約数和(自身を含む): 378894400

約数和(自身を除く): 250559536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 381949, 763898, 1145847, 1527796, 2291694, 2673643, 3055592, 4583388, 5347286, 6111184, 8020929, 9166776, 10694572, 16041858, 18333552, 21389144, 32083716, 42778288, 64167432, 128334864]

約数ペア:

[(1, 128334864), (2, 64167432), (3, 42778288), (4, 32083716), (6, 21389144), (7, 18333552), (8, 16041858), (12, 10694572), (14, 9166776), (16, 8020929), (21, 6111184), (24, 5347286), (28, 4583388), (42, 3055592), (48, 2673643), (56, 2291694), (84, 1527796), (112, 1145847), (168, 763898), (336, 381949)]