81773104

素因数分解:

$2^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1487}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 181559808

約数和(自身を除く): 99786704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 491, 982, 1487, 1964, 2974, 3437, 3928, 5948, 6874, 7856, 10409, 11896, 13748, 20818, 23792, 27496, 41636, 54992, 83272, 166544, 730117, 1460234, 2920468, 5110819, 5840936, 10221638, 11681872, 20443276, 40886552, 81773104]

約数ペア:

[(1, 81773104), (2, 40886552), (4, 20443276), (7, 11681872), (8, 10221638), (14, 5840936), (16, 5110819), (28, 2920468), (56, 1460234), (112, 730117), (491, 166544), (982, 83272), (1487, 54992), (1964, 41636), (2974, 27496), (3437, 23792), (3928, 20818), (5948, 13748), (6874, 11896), (7856, 10409)]