210319809

素因数分解:

$3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{7993}}^1$

素因数の和:8189

約数の個数: 24

約数和(自身を含む): 328073760

約数和(自身を除く): 117753951

約数列:

[1, 3, 7, 21, 49, 147, 179, 537, 1253, 3759, 7993, 8771, 23979, 26313, 55951, 167853, 391657, 1174971, 1430747, 4292241, 10015229, 30045687, 70106603, 210319809]

約数ペア:

[(1, 210319809), (3, 70106603), (7, 30045687), (21, 10015229), (49, 4292241), (147, 1430747), (179, 1174971), (537, 391657), (1253, 167853), (3759, 55951), (7993, 26313), (8771, 23979)]