9890776

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 21312000

約数和(自身を除く): 11421224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 739, 956, 1478, 1673, 1912, 2956, 3346, 5173, 5912, 6692, 10346, 13384, 20692, 41384, 176621, 353242, 706484, 1236347, 1412968, 2472694, 4945388, 9890776]

約数ペア:

[(1, 9890776), (2, 4945388), (4, 2472694), (7, 1412968), (8, 1236347), (14, 706484), (28, 353242), (56, 176621), (239, 41384), (478, 20692), (739, 13384), (956, 10346), (1478, 6692), (1673, 5912), (1912, 5173), (2956, 3346)]