217943206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{853}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 364992768

約数和(自身を除く): 147049562

約数列:

[1, 2, 13, 26, 31, 62, 317, 403, 634, 806, 853, 1706, 4121, 8242, 9827, 11089, 19654, 22178, 26443, 52886, 127751, 255502, 270401, 343759, 540802, 687518, 3515213, 7030426, 8382431, 16764862, 108971603, 217943206]

約数ペア:

[(1, 217943206), (2, 108971603), (13, 16764862), (26, 8382431), (31, 7030426), (62, 3515213), (317, 687518), (403, 540802), (634, 343759), (806, 270401), (853, 255502), (1706, 127751), (4121, 52886), (8242, 26443), (9827, 22178), (11089, 19654)]