217071736

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{18371}}^1$

素因数の和:18595

約数の個数: 32

約数和(自身を含む): 467383680

約数和(自身を除く): 250311944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5908, 11816, 18371, 36742, 73484, 128597, 146968, 257194, 514388, 1028776, 3876281, 7752562, 15505124, 27133967, 31010248, 54267934, 108535868, 217071736]

約数ペア:

[(1, 217071736), (2, 108535868), (4, 54267934), (7, 31010248), (8, 27133967), (14, 15505124), (28, 7752562), (56, 3876281), (211, 1028776), (422, 514388), (844, 257194), (1477, 146968), (1688, 128597), (2954, 73484), (5908, 36742), (11816, 18371)]