131501328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{391373}}^1$

素因数の和:391391

約数の個数: 40

約数和(自身を含む): 388243008

約数和(自身を除く): 256741680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 391373, 782746, 1174119, 1565492, 2348238, 2739611, 3130984, 4696476, 5479222, 6261968, 8218833, 9392952, 10958444, 16437666, 18785904, 21916888, 32875332, 43833776, 65750664, 131501328]

約数ペア:

[(1, 131501328), (2, 65750664), (3, 43833776), (4, 32875332), (6, 21916888), (7, 18785904), (8, 16437666), (12, 10958444), (14, 9392952), (16, 8218833), (21, 6261968), (24, 5479222), (28, 4696476), (42, 3130984), (48, 2739611), (56, 2348238), (84, 1565492), (112, 1174119), (168, 782746), (336, 391373)]