28347690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{134989}}^1$

素因数の和:135006

約数の個数: 32

約数和(自身を含む): 77754240

約数和(自身を除く): 49406550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 134989, 269978, 404967, 674945, 809934, 944923, 1349890, 1889846, 2024835, 2834769, 4049670, 4724615, 5669538, 9449230, 14173845, 28347690]

約数ペア:

[(1, 28347690), (2, 14173845), (3, 9449230), (5, 5669538), (6, 4724615), (7, 4049670), (10, 2834769), (14, 2024835), (15, 1889846), (21, 1349890), (30, 944923), (35, 809934), (42, 674945), (70, 404967), (105, 269978), (210, 134989)]