987328916

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{196993}}^1$

素因数の和:197183

約数の個数: 24

約数和(自身を含む): 1985699520

約数和(自身を除く): 998370604

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 5012, 196993, 393986, 787972, 1378951, 2757902, 5515804, 35261747, 70523494, 141046988, 246832229, 493664458, 987328916]

約数ペア:

[(1, 987328916), (2, 493664458), (4, 246832229), (7, 141046988), (14, 70523494), (28, 35261747), (179, 5515804), (358, 2757902), (716, 1378951), (1253, 787972), (2506, 393986), (5012, 196993)]